Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1989919494', 'doi': 'https://doi.org/10.1016/j.juro.2015.12.070', 'title': 'Current Practices of Measuring and Reference Range Reporting of Free and Total Testosterone in the United States', 'display_name': 'Current Practices of Measuring and Reference Range Reporting of Free and Total Testosterone in the United States', 'publication_year': 2015, 'publication_date': '2015-12-18', 'ids': {'openalex': 'https://openalex.org/W1989919494', 'doi': 'https://doi.org/10.1016/j.juro.2015.12.070', 'mag': '1989919494', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/26707506'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.juro.2015.12.070', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S30525748', 'display_name': 'The Journal of Urology', 'issn_l': '0022-5347', 'issn': ['0022-5347', '1527-3792'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5081541724', 'display_name': 'Margaret Le', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210128618', 'display_name': 'University of Kansas Medical Center', 'ror': 'https://ror.org/036c9yv20', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210128618']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Margaret Le', 'raw_affiliation_strings': ['Department of Urology, University of Kansas Medical Center, Kansas City, Kansas'], 'affiliations': [{'raw_affiliation_string': 'Department of Urology, University of Kansas Medical Center, Kansas City, Kansas', 'institution_ids': ['https://openalex.org/I4210128618']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5101965347', 'display_name': 'David Flores', 'orcid': 'https://orcid.org/0009-0006-3114-6979'}, 'institutions': [{'id': 'https://openalex.org/I4210128618', 'display_name': 'University of Kansas Medical Center', 'ror': 'https://ror.org/036c9yv20', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210128618']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'David Flores', 'raw_affiliation_strings': ['Department of Urology, University of Kansas Medical Center, Kansas City, Kansas'], 'affiliations': [{'raw_affiliation_string': 'Department of Urology, University of Kansas Medical Center, Kansas City, Kansas', 'institution_ids': ['https://openalex.org/I4210128618']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5034435599', 'display_name': 'Danica May', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210128618', 'display_name': 'University of Kansas Medical Center', 'ror': 'https://ror.org/036c9yv20', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210128618']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Danica May', 'raw_affiliation_strings': ['Department of Urology, University of Kansas Medical Center, Kansas City, Kansas'], 'affiliations': [{'raw_affiliation_string': 'Department of Urology, University of Kansas Medical Center, Kansas City, Kansas', 'institution_ids': ['https://openalex.org/I4210128618']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5089495023', 'display_name': 'Eric Gourley', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210128618', 'display_name': 'University of Kansas Medical Center', 'ror': 'https://ror.org/036c9yv20', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210128618']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Eric Gourley', 'raw_affiliation_strings': ['Department of Urology, University of Kansas Medical Center, Kansas City, Kansas'], 'affiliations': [{'raw_affiliation_string': 'Department of Urology, University of Kansas Medical Center, Kansas City, Kansas', 'institution_ids': ['https://openalex.org/I4210128618']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5060347869', 'display_name': 'Ajay K. Nangia', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210128618', 'display_name': 'University of Kansas Medical Center', 'ror': 'https://ror.org/036c9yv20', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210128618']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Ajay K. Nangia', 'raw_affiliation_strings': ['Department of Urology, University of Kansas Medical Center, Kansas City, Kansas'], 'affiliations': [{'raw_affiliation_string': 'Department of Urology, University of Kansas Medical Center, Kansas City, Kansas', 'institution_ids': ['https://openalex.org/I4210128618']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 3.262, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 23, 'citation_normalized_percentile': {'value': 0.803187, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '195', 'issue': '5', 'first_page': '1556', 'last_page': '1561'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11146', 'display_name': 'Long-Term Effects of Testosterone on Health', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2712', 'display_name': 'Endocrinology, Diabetes and Metabolism'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, 'topics': [{'id': 'https://openalex.org/T11146', 'display_name': 'Long-Term Effects of Testosterone on Health', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/2712', 'display_name': 'Endocrinology, Diabetes and Metabolism'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}, {'id': 'https://openalex.org/T11641', 'display_name': 'Impact of Pesticides on Honey Bee Health', 'score': 0.9839, 'subfield': {'id': 'https://openalex.org/subfields/1109', 'display_name': 'Insect Science'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}, {'id': 'https://openalex.org/T13338', 'display_name': 'Effects of Beta-Adrenergic Agonists in Livestock', 'score': 0.9822, 'subfield': {'id': 'https://openalex.org/subfields/1103', 'display_name': 'Animal Science and Zoology'}, 'field': {'id': 'https://openalex.org/fields/11', 'display_name': 'Agricultural and Biological Sciences'}, 'domain': {'id': 'https://openalex.org/domains/1', 'display_name': 'Life Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/reference-range', 'display_name': 'Reference range', 'score': 0.8234357}, {'id': 'https://openalex.org/keywords/reference-values', 'display_name': 'Reference values', 'score': 0.7657814}, {'id': 'https://openalex.org/keywords/free-testosterone', 'display_name': 'Free testosterone', 'score': 0.5035228}, {'id': 'https://openalex.org/keywords/testosterone', 'display_name': 'Testosterone', 'score': 0.479435}, {'id': 'https://openalex.org/keywords/reference-data', 'display_name': 'Reference data', 'score': 0.4109532}], 'concepts': [{'id': 'https://openalex.org/C2778143274', 'wikidata': 'https://www.wikidata.org/wiki/Q1626599', 'display_name': 'Reference range', 'level': 2, 'score': 0.8234357}, {'id': 'https://openalex.org/C2985213535', 'wikidata': 'https://www.wikidata.org/wiki/Q1626599', 'display_name': 'Reference values', 'level': 2, 'score': 0.7657814}, {'id': 'https://openalex.org/C2779279991', 'wikidata': 'https://www.wikidata.org/wiki/Q6058681', 'display_name': 'Testosterone (patch)', 'level': 2, 'score': 0.7334444}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.68046737}, {'id': 'https://openalex.org/C2910497653', 'wikidata': 'https://www.wikidata.org/wiki/Q1318776', 'display_name': 'Free testosterone', 'level': 5, 'score': 0.5035228}, {'id': 'https://openalex.org/C2908647359', 'wikidata': 'https://www.wikidata.org/wiki/Q2625603', 'display_name': 'Population', 'level': 2, 'score': 0.48144478}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.4391713}, {'id': 'https://openalex.org/C60478076', 'wikidata': 'https://www.wikidata.org/wiki/Q3036835', 'display_name': 'Reference data', 'level': 2, 'score': 0.4109532}, {'id': 'https://openalex.org/C126894567', 'wikidata': 'https://www.wikidata.org/wiki/Q105650', 'display_name': 'Urology', 'level': 1, 'score': 0.32159317}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.25687748}, {'id': 'https://openalex.org/C30092816', 'wikidata': 'https://www.wikidata.org/wiki/Q419613', 'display_name': 'Sex hormone-binding globulin', 'level': 4, 'score': 0.24888635}, {'id': 'https://openalex.org/C2777911890', 'wikidata': 'https://www.wikidata.org/wiki/Q62614', 'display_name': 'Androgen', 'level': 3, 'score': 0.21431336}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.16962016}, {'id': 'https://openalex.org/C99454951', 'wikidata': 'https://www.wikidata.org/wiki/Q932068', 'display_name': 'Environmental health', 'level': 1, 'score': 0.13800442}, {'id': 'https://openalex.org/C71315377', 'wikidata': 'https://www.wikidata.org/wiki/Q11364', 'display_name': 'Hormone', 'level': 2, 'score': 0.12580943}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.12346992}, {'id': 'https://openalex.org/C77088390', 'wikidata': 'https://www.wikidata.org/wiki/Q8513', 'display_name': 'Database', 'level': 1, 'score': 0.087499976}], 'mesh': [{'descriptor_ui': 'D007006', 'descriptor_name': 'Hypogonadism', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': True}, {'descriptor_ui': 'D013739', 'descriptor_name': 'Testosterone', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': True}, {'descriptor_ui': 'D000293', 'descriptor_name': 'Adolescent', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015415', 'descriptor_name': 'Biomarkers', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015415', 'descriptor_name': 'Biomarkers', 'qualifier_ui': 'Q000097', 'qualifier_name': 'blood', 'is_major_topic': False}, {'descriptor_ui': 'D002853', 'descriptor_name': 'Chromatography, Liquid', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005500', 'descriptor_name': 'Follow-Up Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007006', 'descriptor_name': 'Hypogonadism', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D007006', 'descriptor_name': 'Hypogonadism', 'qualifier_ui': 'Q000453', 'qualifier_name': 'epidemiology', 'is_major_topic': False}, {'descriptor_ui': 'D015994', 'descriptor_name': 'Incidence', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008297', 'descriptor_name': 'Male', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008875', 'descriptor_name': 'Middle Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012016', 'descriptor_name': 'Reference Values', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012189', 'descriptor_name': 'Retrospective Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D053719', 'descriptor_name': 'Tandem Mass Spectrometry', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013739', 'descriptor_name': 'Testosterone', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013997', 'descriptor_name': 'Time Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014481', 'descriptor_name': 'United States', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014481', 'descriptor_name': 'United States', 'qualifier_ui': 'Q000453', 'qualifier_name': 'epidemiology', 'is_major_topic': False}, {'descriptor_ui': 'D055815', 'descriptor_name': 'Young Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/j.juro.2015.12.070', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S30525748', 'display_name': 'The Journal of Urology', 'issn_l': '0022-5347', 'issn': ['0022-5347', '1527-3792'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/26707506', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'score': 0.72, 'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 14, 'referenced_works': ['https://openalex.org/W1988485018', 'https://openalex.org/W1997277684', 'https://openalex.org/W2024144146', 'https://openalex.org/W2078674857', 'https://openalex.org/W2108328747', 'https://openalex.org/W2112140159', 'https://openalex.org/W2139893960', 'https://openalex.org/W2142563833', 'https://openalex.org/W2142839710', 'https://openalex.org/W2144756371', 'https://openalex.org/W2161057551', 'https://openalex.org/W2164630495', 'https://openalex.org/W2611588039', 'https://openalex.org/W46371492'], 'related_works': ['https://openalex.org/W3155111562', 'https://openalex.org/W2958786204', 'https://openalex.org/W2943789434', 'https://openalex.org/W2463152810', 'https://openalex.org/W2435160722', 'https://openalex.org/W2387931085', 'https://openalex.org/W2098634066', 'https://openalex.org/W2084704302', 'https://openalex.org/W2036168363', 'https://openalex.org/W1989919494'], 'abstract_inverted_index': {'No': [0], 'AccessJournal': [1], 'of': [2, 8, 14, 75, 104, 133, 166, 180, 201, 229, 257, 265, 315, 393, 432, 469, 484, 492, 548, 577, 601, 614, 639, 667, 671, 677, 681, 695, 704, 760, 778, 792, 825, 840, 846, 868], 'UrologyAdult': [3], 'Urology1': [4], 'May': [5, 45, 521, 539, 914], '2016Current': [6], 'Practices': [7], 'Measuring': [9], 'and': [10, 16, 31, 51, 73, 83, 94, 107, 111, 122, 125, 131, 213, 320, 326, 345, 351, 407, 435, 582, 604, 646, 669, 697, 721, 734, 775, 863, 894], 'Reference': [11, 297], 'Range': [12], 'Reporting': [13], 'Free': [15], 'Total': [17, 172], 'Testosterone': [18, 342, 366, 742, 753, 822, 841], 'in': [19, 117, 169, 176, 253, 347, 368, 409, 429, 438, 488, 586, 611, 650, 700, 755, 782, 843], 'the': [20, 102, 118, 142, 183, 214, 248, 331, 348, 352, 430, 444, 612, 675, 679, 748, 789], 'United': [21, 119, 349, 353], 'States': [22], 'Margaret': [23, 35, 899], 'Le,': [24], 'David': [25, 39, 906], 'Flores,': [26], 'Danica': [27, 43, 913], 'May,': [28], 'Eric': [29, 47, 920], 'Gourley,': [30], 'Ajay': [32, 52, 927], 'K.': [33, 53, 55, 928], 'Nangia': [34, 56, 929], 'LeMargaret': [36], 'Le': [37, 900], ',': [38, 42, 46, 50], 'FloresDavid': [40], 'Flores': [41, 907], 'MayDanica': [44], 'GourleyEric': [48], 'Gourley': [49, 921], 'NangiaAjay': [54], 'View': [57], 'All': [58, 936], 'Author': [59], 'Informationhttps://doi.org/10.1016/j.juro.2015.12.070AboutFull': [60], 'TextPDF': [61], 'ToolsAdd': [62], 'to': [63, 100, 158, 189, 211, 225, 243, 269, 291, 558, 813, 820, 861], 'favoritesDownload': [64], 'CitationsTrack': [65], 'CitationsPermissionsReprints': [66], 'ShareFacebookLinked': [67], 'InTwitterEmail': [68], 'Abstract': [69], 'Purpose:': [70], 'The': [71, 194, 285, 306, 390, 599], 'evaluation': [72, 468], 'management': [74], 'male': [76], 'hypogonadism': [77], 'should': [78], 'be': [79], 'based': [80], 'on': [81, 84, 91, 579, 607, 626], 'symptoms': [82], 'serum': [85, 293, 433, 486, 580], 'testosterone': [86, 113, 173, 203, 234, 263, 300, 394, 434, 487, 584, 641, 649, 683, 699], 'levels.': [87], 'Diagnostically': [88], 'this': [89, 904, 911, 918, 925, 933], 'relies': [90], 'accurate': [92], 'testing': [93, 235, 268, 344], 'reference': [95, 105, 127, 135, 192, 199, 240, 251, 272, 328, 461, 605], 'values.': [96], 'Our': [97], 'objective': [98], 'was': [99, 147, 174, 204, 218, 236, 283], 'define': [101], 'distribution': [103], 'values': [106, 252], 'assays': [108, 301], 'for': [109, 299, 463, 674, 744, 752, 865], 'free': [110, 262, 294, 583, 640, 648, 682, 698], 'total': [112, 165, 202, 233, 485, 581], 'by': [114, 311, 643, 716, 889, 903, 910, 917, 924, 932], 'clinical': [115, 377, 608, 653], 'laboratories': [116, 140, 168, 185, 230, 266, 273, 287], 'States.': [120], 'Materials': [121], 'Methods:': [123], 'Upper': [124], 'lower': [126, 198, 332], 'values,': [128, 329], 'assay': [129, 602], 'methodology': [130], 'source': [132], 'published': [134, 289, 706], 'ranges': [136, 298, 307, 606], 'were': [137, 156, 187], 'obtained': [138], 'from': [139, 443, 788], 'across': [141], 'country.': [143], 'A': [144, 664, 733, 771, 803, 806, 836, 857], 'standardized': [145], 'survey': [146], 'reviewed': [148], 'with': [149, 280, 317, 370, 784], 'laboratory': [150, 391, 494, 672], 'staff': [151], 'via': [152], 'telephone.': [153], 'Descriptive': [154], 'statistics': [155], 'used': [157, 288], 'tabulate': [159], 'results.': [160], 'Results:': [161], 'We': [162], 'surveyed': [163], 'a': [164, 239, 254, 560, 702, 740, 810], '120': [167], '47': [170], 'states.': [171], 'measured': [175], 'house': [177], 'at': [178, 518, 536, 565], '73%': [179], 'laboratories.': [181, 305], 'At': [182], 'remaining': [184, 286], 'studies': [186, 314], 'sent': [188, 267], 'larger': [190, 270], 'centralized': [191, 271], 'facilities.': [193], 'mean': [195, 215], '±': [196, 206, 220], 'SD': [197], 'value': [200], '231': [205], '46': [207], 'ng/dl': [208, 222], '(range': [209, 223], '160': [210], '300)': [212], 'upper': [216], 'limit': [217], '850': [219], '141': [221], '726': [224], '1,130).': [226], 'Only': [227], '9%': [228], 'where': [231, 274], 'in-house': [232], 'performed': [237], 'created': [238], 'range': [241], 'unique': [242], 'their': [244], 'region.': [245], 'Others': [246], 'validated': [247], 'instrument': [249], 'recommended': [250], 'small': [255], 'number': [256], 'internal': [258], 'test': [259], 'samples.': [260], 'For': [261], '82%': [264], 'equilibrium': [275], 'dialysis': [276], 'and/or': [277], 'liquid': [278, 497], 'chromatography': [279], 'mass': [281, 499], 'spectrometry': [282], 'done.': [284], 'algorithms': [290], 'calculate': [292], 'testosterone.': [295], 'Conclusions:': [296], 'vary': [302], 'significantly': [303], 'among': [304], 'are': [308], 'predominantly': [309], 'defined': [310, 325], 'limited': [312], 'population': [313], 'men': [316, 369], 'unknown': [318], 'medical': [319], 'reproductive': [321], 'histories.': [322], 'These': [323], 'poorly': [324], 'variable': [327], 'especially': [330], 'limit,': [333], 'affect': [334], 'how': [335], 'clinicians': [336], 'determine': [337], 'treatment.': [338], 'References': [339], '1': [340], ':': [341, 365, 389, 402, 426, 458, 482, 574, 598, 623, 637, 663, 693], 'lab': [343], 'initiation': [346], 'Kingdom': [350], 'States,': [354], '2000-2011.': [355], 'J': [356, 380, 417, 449, 473, 501, 589, 655, 686, 736], 'Clin': [357, 381, 418, 450, 474, 502, 590, 708], 'Endocrinol': [358], 'Metab2014;': [359], '99:': [360], '835.': [361], 'Google': [362, 386, 399, 423, 455, 479, 507, 524, 542, 571, 595, 620, 634, 660, 690, 712], 'Scholar': [363, 387, 400, 424, 456, 480, 508, 525, 543, 572, 596, 621, 635, 661, 691, 713], '2': [364], 'therapy': [367], 'androgen': [371, 615], 'deficiency': [372], 'syndromes:': [373], 'an': [374, 412, 651], 'Endocrine': [375, 413], 'Society': [376, 414], 'practice': [378], 'guideline.': [379], 'Endocinol': [382, 419, 451, 475, 503, 591], 'Metab2010;': [383], '95:': [384], '2536.': [385], '3': [388], 'diagnosis': [392, 613, 676], 'deficiency.': [395], 'Urology2014;': [396], '83:': [397], '980.': [398], '4': [401], 'Position': [403], 'statement:': [404], 'utility,': [405], 'limitations,': [406], 'pitfalls': [408], 'measuring': [410], 'testosterone:': [411], 'position': [415], 'statement.': [416], 'Metab2007;': [420], '92:': [421], '405.': [422], '5': [425, 705], 'Age': [427], 'trends': [428], 'level': [431], 'other': [436], 'hormones': [437], 'middle-aged': [439], 'men:': [440, 467, 490, 701], 'longitudinal': [441], 'results': [442, 642], 'Massachusetts': [445], 'Male': [446], 'Aging': [447], 'Study.': [448], 'Metab2002;': [452], '87:': [453], '589.': [454], '6': [457], 'Reproductive': [459], 'hormone': [460, 629], 'intervals': [462], 'healthy': [464, 587], 'fertile': [465], 'young': [466], 'automated': [470], 'platform': [471], 'assays.': [472, 684], 'Metab2005;': [476], '90:': [477], '5928.': [478], '7': [481], 'Measurement': [483], 'adult': [489], 'comparison': [491, 703], 'current': [493], 'methods': [495], 'versus': [496], 'chromatography-tandem': [498], 'spectrometry.': [500], 'Metab2004;': [504], '89:': [505], '534.': [506], '8': [509], 'Roche': [510], 'Diagnostics': [511], 'USA:': [512], 'Product': [513], 'Information:': [514], 'Testosterone.': [515, 533], '2010.': [516], 'Available': [517, 535, 564], 'http://objednavky.roche-diagnostics.cz/download/metody/Detailni_informace_o_metode.pdf.': [519], 'Accessed': [520, 538, 567], '6,': [522, 540, 765], '2015.': [523, 541, 570], '9': [526], 'Beckman': [527], 'Coulter:': [528], 'Immunoassay': [529], 'Systems': [530], 'Test': [531, 864], 'Menu:': [532], '2009.': [534], 'https://www.beckmancoulter.com/wsrportal/bibliography?docname=DS12798A%20Access%20Testosterone%20WW%20Data%20Sheet.pdf.': [537], '10': [544], 'Dufour': [545], 'RD:': [546], 'College': [547], 'American': [549, 717, 890], 'Pathologists': [550], 'Laboratory': [551, 554], 'Accreditation': [552], 'Program.': [553], 'General': [555], 'Checklist:': [556], 'How': [557, 859], 'Validate': [559], 'New': [561], 'Test,': [562], '2008.': [563], 'http://www.cap.org/apps/docs/education/lapaudio/pdf/091708_Presentation.pdf.': [566], 'April': [568], '25,': [569], '11': [573], 'Longitudinal': [575], 'effects': [576], 'aging': [578], 'levels': [585], 'men.': [588], 'Metab2001;': [592], '86:': [593], '724.': [594], '12': [597], 'impact': [600], 'quality': [603], 'decision': [609], 'making': [610], 'disorders.': [616], 'Steroids2008;': [617, 631], '73:': [618, 632], '1311.': [619], '13': [622], 'CDC': [624], 'project': [625], 'standardizing': [627], 'steroid': [628], 'measurements.': [630], '1286.': [633], '14': [636], 'Comparison': [638], 'analog': [644], 'radioimmunoassay': [645], 'calculated': [647], 'ambulatory': [652], 'population.': [654], 'Sex': [656], 'Med2010;': [657], '7:': [658], '1948.': [659], '15': [662], 'critical': [665], 'appraisal': [666], 'accuracy': [668], 'cost': [670], 'methodologies': [673], 'hypogonadism:': [678], 'role': [680], 'Can': [685], 'Urol2012;': [687], '19:': [688], '6314.': [689], '16': [692], 'Calculation': [694], 'bioavailable': [696], 'algorithms.': [707], 'Chem2006;': [709], '52:': [710], '1777.': [711], '©': [714], '2016': [715, 888], 'Urological': [718, 891], 'Association': [719, 892], 'Education': [720, 893], 'Research,': [722, 895], 'Inc.FiguresReferencesRelatedDetailsCited': [723], 'byZhu': [724], 'A,': [725], 'Andino': [726], 'J,': [727], 'Daignault-Newton': [728], 'S,': [729], 'Chopra': [730], 'Z,': [731], 'Sarma': [732], 'Dupree': [735], '(2022)': [737], 'What': [738], 'Is': [739], 'Normal': [741], 'Level': [743], 'Young': [745], 'Men?': [746], 'Rethinking': [747], '300': [749], 'ng/dL': [750], 'Cutoff': [751], 'Deficiency': [754], 'Men': [756, 783, 819], '20-44': [757], 'Years': [758], 'OldJournal': [759], 'Urology,': [761, 793, 826, 847, 869], 'VOL.': [762, 794, 827, 848, 870], '208,': [763], 'NO.': [764, 796, 829, 850, 872], '(1295-1302),': [766], 'Online': [767, 799, 832, 853, 875], 'publication': [768, 800, 833, 854, 876], 'date:': [769, 801, 834, 855, 877], '1-Dec-2022.Seftel': [770], '(2016)': [772, 804, 837, 858], 'Re:': [773, 805, 838], 'Predictors': [774], 'Clinical': [776], 'Consequences': [777], 'Starting': [779], 'Androgen': [780, 866], 'Therapy': [781], 'Low': [785], 'Testosterone:': [786], 'Results': [787], 'SIAMO-NOI': [790], 'RegistryJournal': [791], '196,': [795, 828, 849], '3,': [797], '(856-857),': [798], '1-Sep-2016.Seftel': [802], 'Pilot': [807], 'Study': [808], 'Using': [809], 'Web': [811], 'Survey': [812], 'Identify': [814], 'Characteristics': [815], 'that': [816], 'Influence': [817], 'Hypogonadal': [818], 'Initiate': [821], 'Replacement': [823], 'TherapyJournal': [824], '2,': [830, 851], '(518-518),': [831], '1-Aug-2016.Seftel': [835, 856], 'Effects': [839], 'Treatment': [842], 'Older': [844], 'MenJournal': [845], '(516-519),': [852], 'Best': [860], 'Measure': [862], 'DeficiencyJournal': [867], '195,': [871], '5,': [873], '(1329-1330),': [874], '1-May-2016.': [878], 'Volume': [879], '195Issue': [880], '5May': [881], '2016Page:': [882], '1556-1561': [883], 'Advertisement': [884, 937], 'Copyright': [885], '&': [886], 'Permissions©': [887], 'Inc.Keywordslaboratoriesreference': [896], 'valueshypogonadismtestosteronetestisMetricsAuthor': [897], 'Information': [898], 'More': [901, 908, 915, 922, 930], 'articles': [902, 909, 916, 923, 931], 'author': [905, 912, 919, 926, 934], 'Expand': [935], 'PDF': [938], 'downloadLoading': [939], '...': [940]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1989919494', 'counts_by_year': [{'year': 2022, 'cited_by_count': 5}, {'year': 2021, 'cited_by_count': 2}, {'year': 2019, 'cited_by_count': 3}, {'year': 2018, 'cited_by_count': 5}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 7}], 'updated_date': '2024-09-19T20:58:42.379420', 'created_date': '2016-06-24'}