Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2018099070', 'doi': 'https://doi.org/10.1097/00042192-199906040-00005', 'title': 'Impact on Uterine Bleeding and Endometrial Thickness: Tibolone Compared with Continuous Combined Estradiol and Norethisterone Acetate Replacement Therapy', 'display_name': 'Impact on Uterine Bleeding and Endometrial Thickness: Tibolone Compared with Continuous Combined Estradiol and Norethisterone Acetate Replacement Therapy', 'publication_year': 1999, 'publication_date': '1999-01-01', 'ids': {'openalex': 'https://openalex.org/W2018099070', 'doi': 'https://doi.org/10.1097/00042192-199906040-00005', 'mag': '2018099070', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/10614676'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1097/00042192-199906040-00005', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S95311925', 'display_name': 'Menopause The Journal of The North American Menopause Society', 'issn_l': '1072-3714', 'issn': ['1072-3714', '1530-0374'], '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/A5112189308', 'display_name': 'Martina Dören', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I22465464', 'display_name': 'University of Münster', 'ror': 'https://ror.org/00pd74e08', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I22465464']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Martina Dören', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology, Westfälische Wilhelms-Universität Münster, Münster. Germany'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology, Westfälische Wilhelms-Universität Münster, Münster. Germany', 'institution_ids': ['https://openalex.org/I22465464']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5064205152', 'display_name': 'Alexander Rübig', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210151363', 'display_name': 'Aquamarine Power (United Kingdom)', 'ror': 'https://ror.org/04mxgrm58', 'country_code': 'GB', 'type': 'company', 'lineage': ['https://openalex.org/I4210151363']}, {'id': 'https://openalex.org/I165339363', 'display_name': 'Universidad de Oviedo', 'ror': 'https://ror.org/006gksa02', 'country_code': 'ES', 'type': 'education', 'lineage': ['https://openalex.org/I165339363']}], 'countries': ['ES', 'GB'], 'is_corresponding': False, 'raw_author_name': 'Alexander Rübig', 'raw_affiliation_strings': ['Faculty of Obstetrics &', 'Gynecology, University of Oviedo, Oviedo, Spain', 'Organon. Oss, The Netherlands.'], 'affiliations': [{'raw_affiliation_string': 'Faculty of Obstetrics &', 'institution_ids': ['https://openalex.org/I4210151363']}, {'raw_affiliation_string': 'Gynecology, University of Oviedo, Oviedo, Spain', 'institution_ids': ['https://openalex.org/I165339363']}, {'raw_affiliation_string': 'Organon. Oss, The Netherlands.', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5022048675', 'display_name': 'Herjan J.T. Coelingh Bennink', 'orcid': 'https://orcid.org/0000-0003-1550-9400'}, 'institutions': [], 'countries': [], 'is_corresponding': False, 'raw_author_name': 'Herjan J.T. Coelingh Bennink', 'raw_affiliation_strings': [], 'affiliations': []}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5079617677', 'display_name': 'Wolfgang Holzgreve', 'orcid': 'https://orcid.org/0000-0001-5497-5063'}, 'institutions': [{'id': 'https://openalex.org/I22465464', 'display_name': 'University of Münster', 'ror': 'https://ror.org/00pd74e08', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I22465464']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Wolfgang Holzgreve', 'raw_affiliation_strings': ['Department of Obstetrics and Gynecology, Westfälische Wilhelms-Universität Münster, Münster. Germany'], 'affiliations': [{'raw_affiliation_string': 'Department of Obstetrics and Gynecology, Westfälische Wilhelms-Universität Münster, Münster. Germany', 'institution_ids': ['https://openalex.org/I22465464']}]}], 'institution_assertions': [], 'countries_distinct_count': 3, 'institutions_distinct_count': 3, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 4.129, 'has_fulltext': False, 'cited_by_count': 57, 'citation_normalized_percentile': {'value': 0.790336, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 92, 'max': 93}, 'biblio': {'volume': '6', 'issue': '4', 'first_page': '299', 'last_page': '306'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10668', 'display_name': 'Endometrial and Cervical Cancer Treatments', 'score': 0.9981, 'subfield': {'id': 'https://openalex.org/subfields/2729', 'display_name': 'Obstetrics and Gynecology'}, '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/T10668', 'display_name': 'Endometrial and Cervical Cancer Treatments', 'score': 0.9981, 'subfield': {'id': 'https://openalex.org/subfields/2729', 'display_name': 'Obstetrics and Gynecology'}, '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/T10935', 'display_name': 'Endometriosis Research and Treatment', 'score': 0.9978, 'subfield': {'id': 'https://openalex.org/subfields/2743', 'display_name': 'Reproductive Medicine'}, '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/T10989', 'display_name': 'Uterine Myomas and Treatments', 'score': 0.9972, 'subfield': {'id': 'https://openalex.org/subfields/2729', 'display_name': 'Obstetrics and Gynecology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/tibolone', 'display_name': 'Tibolone', 'score': 0.9934279}, {'id': 'https://openalex.org/keywords/norethisterone-acetate', 'display_name': 'Norethisterone acetate', 'score': 0.9157996}, {'id': 'https://openalex.org/keywords/norethisterone', 'display_name': 'Norethisterone', 'score': 0.79142964}], 'concepts': [{'id': 'https://openalex.org/C2777457466', 'wikidata': 'https://www.wikidata.org/wiki/Q413805', 'display_name': 'Tibolone', 'level': 3, 'score': 0.9934279}, {'id': 'https://openalex.org/C2780835420', 'wikidata': 'https://www.wikidata.org/wiki/Q47495694', 'display_name': 'Norethisterone acetate', 'level': 3, 'score': 0.9157996}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.8597641}, {'id': 'https://openalex.org/C2781039349', 'wikidata': 'https://www.wikidata.org/wiki/Q421352', 'display_name': 'Norethisterone', 'level': 4, 'score': 0.79142964}, {'id': 'https://openalex.org/C2780159708', 'wikidata': 'https://www.wikidata.org/wiki/Q17003363', 'display_name': 'Hormone replacement therapy (female-to-male)', 'level': 3, 'score': 0.62713385}, {'id': 'https://openalex.org/C3018603563', 'wikidata': 'https://www.wikidata.org/wiki/Q177708', 'display_name': 'Postmenopausal women', 'level': 2, 'score': 0.5123242}, {'id': 'https://openalex.org/C2778562196', 'wikidata': 'https://www.wikidata.org/wiki/Q177708', 'display_name': 'Menopause', 'level': 2, 'score': 0.4751948}, {'id': 'https://openalex.org/C29456083', 'wikidata': 'https://www.wikidata.org/wiki/Q1221899', 'display_name': 'Gynecology', 'level': 1, 'score': 0.44217587}, {'id': 'https://openalex.org/C126894567', 'wikidata': 'https://www.wikidata.org/wiki/Q105650', 'display_name': 'Urology', 'level': 1, 'score': 0.32945365}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.29685706}, {'id': 'https://openalex.org/C2908647359', 'wikidata': 'https://www.wikidata.org/wiki/Q2625603', 'display_name': 'Population', 'level': 2, 'score': 0.101768345}, {'id': 'https://openalex.org/C2986817661', 'wikidata': 'https://www.wikidata.org/wiki/Q185698', 'display_name': 'Research methodology', 'level': 3, 'score': 0.07960707}, {'id': 'https://openalex.org/C2779279991', 'wikidata': 'https://www.wikidata.org/wiki/Q6058681', 'display_name': 'Testosterone (patch)', 'level': 2, 'score': 0.052623004}, {'id': 'https://openalex.org/C99454951', 'wikidata': 'https://www.wikidata.org/wiki/Q932068', 'display_name': 'Environmental health', 'level': 1, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D045930', 'descriptor_name': 'Anabolic Agents', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': True}, {'descriptor_ui': 'D004714', 'descriptor_name': 'Endometrial Hyperplasia', 'qualifier_ui': 'Q000139', 'qualifier_name': 'chemically induced', 'is_major_topic': True}, {'descriptor_ui': 'D004958', 'descriptor_name': 'Estradiol', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': True}, {'descriptor_ui': 'D004964', 'descriptor_name': 'Estriol', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': True}, {'descriptor_ui': 'D015914', 'descriptor_name': 'Estrogen Replacement Therapy', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': True}, {'descriptor_ui': 'D009640', 'descriptor_name': 'Norethindrone', 'qualifier_ui': 'Q000031', 'qualifier_name': 'analogs & derivatives', 'is_major_topic': True}, {'descriptor_ui': 'D009652', 'descriptor_name': 'Norpregnenes', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': True}, {'descriptor_ui': 'D014592', 'descriptor_name': 'Uterine Hemorrhage', 'qualifier_ui': 'Q000139', 'qualifier_name': 'chemically induced', 'is_major_topic': True}, {'descriptor_ui': 'D000368', 'descriptor_name': 'Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D045930', 'descriptor_name': 'Anabolic Agents', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D045930', 'descriptor_name': 'Anabolic Agents', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004311', 'descriptor_name': 'Double-Blind Method', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004338', 'descriptor_name': 'Drug Combinations', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004714', 'descriptor_name': 'Endometrial Hyperplasia', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004714', 'descriptor_name': 'Endometrial Hyperplasia', 'qualifier_ui': 'Q000453', 'qualifier_name': 'epidemiology', 'is_major_topic': False}, {'descriptor_ui': 'D004714', 'descriptor_name': 'Endometrial Hyperplasia', 'qualifier_ui': 'Q000000981', 'qualifier_name': 'diagnostic imaging', 'is_major_topic': False}, {'descriptor_ui': 'D019160', 'descriptor_name': 'Endosonography', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004958', 'descriptor_name': 'Estradiol', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D004958', 'descriptor_name': 'Estradiol', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D004964', 'descriptor_name': 'Estriol', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D004964', 'descriptor_name': 'Estriol', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015914', 'descriptor_name': 'Estrogen Replacement Therapy', 'qualifier_ui': 'Q000706', 'qualifier_name': 'statistics & numerical data', 'is_major_topic': False}, {'descriptor_ui': 'D015914', 'descriptor_name': 'Estrogen Replacement Therapy', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', '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': 'D015994', 'descriptor_name': 'Incidence', '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': 'D009640', 'descriptor_name': 'Norethindrone', 'qualifier_ui': 'Q000009', 'qualifier_name': 'adverse effects', 'is_major_topic': False}, {'descriptor_ui': 'D009640', 'descriptor_name': 'Norethindrone', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D009640', 'descriptor_name': 'Norethindrone', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009652', 'descriptor_name': 'Norpregnenes', 'qualifier_ui': 'Q000008', 'qualifier_name': 'administration & dosage', 'is_major_topic': False}, {'descriptor_ui': 'D009652', 'descriptor_name': 'Norpregnenes', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D011446', 'descriptor_name': 'Prospective Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013607', 'descriptor_name': 'Tablets', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014592', 'descriptor_name': 'Uterine Hemorrhage', 'qualifier_ui': 'Q000000981', 'qualifier_name': 'diagnostic imaging', 'is_major_topic': False}, {'descriptor_ui': 'D014592', 'descriptor_name': 'Uterine Hemorrhage', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014592', 'descriptor_name': 'Uterine Hemorrhage', 'qualifier_ui': 'Q000453', 'qualifier_name': 'epidemiology', 'is_major_topic': False}, {'descriptor_ui': 'D014621', 'descriptor_name': 'Vagina', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1097/00042192-199906040-00005', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S95311925', 'display_name': 'Menopause The Journal of The North American Menopause Society', 'issn_l': '1072-3714', 'issn': ['1072-3714', '1530-0374'], '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/10614676', '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': [{'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being', 'score': 0.73}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 28, 'referenced_works': ['https://openalex.org/W1964322624', 'https://openalex.org/W1982653623', 'https://openalex.org/W1984955008', 'https://openalex.org/W1985788317', 'https://openalex.org/W1996659292', 'https://openalex.org/W1997015143', 'https://openalex.org/W2005509934', 'https://openalex.org/W2013449928', 'https://openalex.org/W2016677964', 'https://openalex.org/W2020796252', 'https://openalex.org/W2024269871', 'https://openalex.org/W2024877841', 'https://openalex.org/W2039904040', 'https://openalex.org/W2055293460', 'https://openalex.org/W2061934868', 'https://openalex.org/W2063143819', 'https://openalex.org/W2063547238', 'https://openalex.org/W2077430968', 'https://openalex.org/W2079675092', 'https://openalex.org/W2094269840', 'https://openalex.org/W2112620184', 'https://openalex.org/W2125502896', 'https://openalex.org/W2150942808', 'https://openalex.org/W2159416286', 'https://openalex.org/W2159876289', 'https://openalex.org/W4230254487', 'https://openalex.org/W4252556586', 'https://openalex.org/W92860161'], 'related_works': ['https://openalex.org/W4251190689', 'https://openalex.org/W4234705121', 'https://openalex.org/W3000516832', 'https://openalex.org/W2328082052', 'https://openalex.org/W2318094389', 'https://openalex.org/W2130469446', 'https://openalex.org/W2102685894', 'https://openalex.org/W2080271949', 'https://openalex.org/W2053118983', 'https://openalex.org/W2018099070'], 'abstract_inverted_index': {'Objective:': [0], 'To': [1], 'evaluate': [2], 'endometrial': [3, 48, 84, 175, 231, 282], 'thickness': [4, 85, 176, 232, 283], 'and': [5, 25, 45, 51, 58, 63, 83, 91, 118, 142, 156, 188, 208, 221, 254, 264, 278], 'the': [6, 103, 115, 122, 139, 147, 153, 159, 163, 167, 185, 194, 200, 218, 224, 273, 286], 'incidence': [7], 'of': [8, 41, 47, 74, 93, 112, 130, 171, 215, 233, 240, 275, 281], 'uterine': [9, 43], 'bleeding': [10, 44, 98, 133, 253], 'in': [11, 66, 102, 114, 121, 138, 146, 152, 158, 166, 184, 193, 217, 223, 269, 272], 'postmenopausal': [12, 76, 270], 'women': [13, 77, 113, 151, 216, 271], 'using': [14], 'either': [15], 'tibolone': [16, 104, 116, 140, 154, 186, 219, 241], '2.5': [17, 242], 'mg': [18, 23, 27, 243, 262, 266], 'or': [19], 'continuous': [20, 259], 'combined': [21, 260], '2': [22, 261], 'estradiol': [24, 263], '1': [26, 198, 246, 265], 'norethisterone': [28, 267], 'acetate': [29, 268], '(E+NETA)': [30], 'daily': [31, 244, 258], 'as': [32], 'hormone': [33], 'replacement': [34], 'therapy.': [35], 'Design:': [36], 'We': [37], 'compared': [38, 256], 'diary': [39], 'records': [40], 'self-reported': [42], 'measurements': [46], 'thickness,': [49], 'area,': [50], 'volume': [52], 'by': [53, 88, 110, 119], 'transvaginal': [54], 'sonography': [55], 'at': [56, 177], 'baseline': [57, 178], 'after': [59], '1.': [60], '3,': [61], '6,': [62], '12': [64], 'months': [65], 'a': [67], '1-year,': [68], 'prospective,': [69], 'randomized,': [70], 'double-blind,': [71], 'single-center': [72], 'trial': [73], '100': [75], 'aged': [78], '46-69': [79], 'years.': [80], 'Bleeding': [81, 106], 'frequencies': [82], 'were': [86, 108, 203], 'assessed': [87], 'Chi-square': [89], 'tests': [90], 'analysis': [92], 'covariance,': [94], 'respectively.': [95], 'Results:': [96], 'Self-reported': [97], 'was': [99, 134, 179, 248], 'significantly': [100, 251], 'less': [101, 234, 252], 'group.': [105, 126, 149, 196], 'episodes': [107], 'reported': [109], '27.7%': [111], 'group': [117, 141, 155, 161, 169, 187, 220, 228], '59.2%': [120], 'E': [123, 225], '+': [124, 226], 'NETA': [125, 227], 'The': [127, 173], 'mean': [128, 174], 'number': [129], 'days': [131], 'with': [132, 250, 257, 285], '5.8': [135], '±': [136, 144, 181, 190, 205, 210], '27.0': [137], '35.6': [143], '58.6': [145], 'E+NETA': [148, 160, 168, 195], 'Six': [150], 'seven': [157], 'discontinued': [162], 'study:': [164], 'three': [165], 'because': [170], 'bleeding.': [172], '2.56': [180], '0.81': [182], 'mm': [183, 192, 207], '2.58': [189], '1.04': [191], 'After': [197], 'year,': [199], 'corresponding': [201], 'figures': [202], '3.32': [204], '1.58': [206], '3.07': [209], '1.68': [211], 'mm.': [212, 237], 'Thus,': [213], '86%': [214], '93%': [222], 'had': [229], 'an': [230], 'than': [235], '5': [236], 'Conclusions:': [238], 'Use': [239], 'for': [245], 'year': [247], 'associated': [249, 284], 'spotting': [255], 'presence': [274], 'both': [276], 'minimal': [277], 'nonprogressive': [279], 'increase': [280], 'two': [287], 'regimens.': [288]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2018099070', 'counts_by_year': [{'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 1}], 'updated_date': '2024-12-14T03:09:09.363017', 'created_date': '2016-06-24'}