Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2096431564', 'doi': 'https://doi.org/10.1258/jms.2009.008103', 'title': 'Differences in Endpoints between the Swedish W-E (Two County) Trial of Mammographic Screening and the Swedish Overview: Methodological Consequences', 'display_name': 'Differences in Endpoints between the Swedish W-E (Two County) Trial of Mammographic Screening and the Swedish Overview: Methodological Consequences', 'publication_year': 2009, 'publication_date': '2009-06-01', 'ids': {'openalex': 'https://openalex.org/W2096431564', 'doi': 'https://doi.org/10.1258/jms.2009.008103', 'mag': '2096431564', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/19564519'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1258/jms.2009.008103', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S46527232', 'display_name': 'Journal of Medical Screening', 'issn_l': '0969-1413', 'issn': ['0969-1413', '1475-5793'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320017', 'host_organization_name': 'SAGE Publishing', 'host_organization_lineage': ['https://openalex.org/P4310320017'], 'host_organization_lineage_names': ['SAGE Publishing'], '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/A5001406891', 'display_name': 'Lars Holmberg', 'orcid': 'https://orcid.org/0000-0003-4417-7396'}, 'institutions': [{'id': 'https://openalex.org/I183935753', 'display_name': "King's College London", 'ror': 'https://ror.org/0220mzb33', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I183935753']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'L Holmberg', 'raw_affiliation_strings': ["King's College London, Medical School, Division of Cancer Studies, London, UK"], 'affiliations': [{'raw_affiliation_string': "King's College London, Medical School, Division of Cancer Studies, London, UK", 'institution_ids': ['https://openalex.org/I183935753']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5108384835', 'display_name': 'S W Duffy', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I166337079', 'display_name': 'Queen Mary University of London', 'ror': 'https://ror.org/026zzn846', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I166337079']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'S W Duffy', 'raw_affiliation_strings': ['Cancer Research UK, Centre for Epidemiology, Mathematics, and Statistics, Wolfson Institute of Preventive Medicine, London, UK.'], 'affiliations': [{'raw_affiliation_string': 'Cancer Research UK, Centre for Epidemiology, Mathematics, and Statistics, Wolfson Institute of Preventive Medicine, London, UK.', 'institution_ids': ['https://openalex.org/I166337079']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5027297522', 'display_name': 'Amy Ming‐Fang Yen', 'orcid': 'https://orcid.org/0000-0002-0628-8768'}, 'institutions': [{'id': 'https://openalex.org/I166337079', 'display_name': 'Queen Mary University of London', 'ror': 'https://ror.org/026zzn846', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I166337079']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'A M F Yen', 'raw_affiliation_strings': ['Cancer Research UK, Centre for Epidemiology, Mathematics, and Statistics, Wolfson Institute of Preventive Medicine, London, UK.'], 'affiliations': [{'raw_affiliation_string': 'Cancer Research UK, Centre for Epidemiology, Mathematics, and Statistics, Wolfson Institute of Preventive Medicine, London, UK.', 'institution_ids': ['https://openalex.org/I166337079']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5033978146', 'display_name': 'Làszló Tabár', 'orcid': 'https://orcid.org/0000-0002-0893-4743'}, 'institutions': [{'id': 'https://openalex.org/I4210090261', 'display_name': 'Falun Hospital', 'ror': 'https://ror.org/009ek3139', 'country_code': 'SE', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210090261']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'L Tabár', 'raw_affiliation_strings': ['University of Uppsala, School of Medicine, Department of Mammography, Falun Central Hospital, Falun, Sweden'], 'affiliations': [{'raw_affiliation_string': 'University of Uppsala, School of Medicine, Department of Mammography, Falun Central Hospital, Falun, Sweden', 'institution_ids': ['https://openalex.org/I4210090261']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5089555005', 'display_name': 'Bedrich Viták', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I102134673', 'display_name': 'Linköping University', 'ror': 'https://ror.org/05ynxx418', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I102134673']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'B Vitak', 'raw_affiliation_strings': ['Division of Radiological Sciences, Department of Medical and Health Sciences, Linköping University, Linköping, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Division of Radiological Sciences, Department of Medical and Health Sciences, Linköping University, Linköping, Sweden', 'institution_ids': ['https://openalex.org/I102134673']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5112929126', 'display_name': 'L. Nyström', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I90267481', 'display_name': 'Umeå University', 'ror': 'https://ror.org/05kb8h459', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I90267481']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'L Nyström', 'raw_affiliation_strings': ['Department of Public Health and Clinical Medicine, Umeå Universtiy, Umeå, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Department of Public Health and Clinical Medicine, Umeå Universtiy, Umeå, Sweden', 'institution_ids': ['https://openalex.org/I90267481']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5045953017', 'display_name': 'Jan Frisell', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I28166907', 'display_name': 'Karolinska Institutet', 'ror': 'https://ror.org/056d84691', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I28166907']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'J Frisell', 'raw_affiliation_strings': ['Department of Molecular Medicine and Surgery, Unit of Breast Surgery, Karolinska Institute, Solna, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Department of Molecular Medicine and Surgery, Unit of Breast Surgery, Karolinska Institute, Solna, Sweden', 'institution_ids': ['https://openalex.org/I28166907']}]}], 'institution_assertions': [], 'countries_distinct_count': 2, 'institutions_distinct_count': 6, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 1.127, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 18, 'citation_normalized_percentile': {'value': 0.74464, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 88, 'max': 89}, 'biblio': {'volume': '16', 'issue': '2', 'first_page': '73', 'last_page': '80'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10556', 'display_name': 'Global Cancer Incidence and Screening', 'score': 0.9944, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, '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/T10556', 'display_name': 'Global Cancer Incidence and Screening', 'score': 0.9944, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, '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/T10552', 'display_name': 'Colorectal Cancer Screening and Detection', 'score': 0.9689, 'subfield': {'id': 'https://openalex.org/subfields/2730', 'display_name': 'Oncology'}, '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/T10146', 'display_name': 'Cervical Cancer and HPV Research', 'score': 0.9579, 'subfield': {'id': 'https://openalex.org/subfields/2713', 'display_name': 'Epidemiology'}, 'field': {'id': 'https://openalex.org/fields/27', 'display_name': 'Medicine'}, 'domain': {'id': 'https://openalex.org/domains/4', 'display_name': 'Health Sciences'}}], 'keywords': [], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.8192755}, {'id': 'https://openalex.org/C29456083', 'wikidata': 'https://www.wikidata.org/wiki/Q1221899', 'display_name': 'Gynecology', 'level': 1, 'score': 0.4775387}, {'id': 'https://openalex.org/C2780472235', 'wikidata': 'https://www.wikidata.org/wiki/Q324634', 'display_name': 'Mammography', 'level': 4, 'score': 0.45739186}, {'id': 'https://openalex.org/C512399662', 'wikidata': 'https://www.wikidata.org/wiki/Q3505712', 'display_name': 'Family medicine', 'level': 1, 'score': 0.44317538}, {'id': 'https://openalex.org/C530470458', 'wikidata': 'https://www.wikidata.org/wiki/Q128581', 'display_name': 'Breast cancer', 'level': 3, 'score': 0.3124831}, {'id': 'https://openalex.org/C121608353', 'wikidata': 'https://www.wikidata.org/wiki/Q12078', 'display_name': 'Cancer', 'level': 2, 'score': 0.2208117}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.18271786}], 'mesh': [{'descriptor_ui': 'D001943', 'descriptor_name': 'Breast Neoplasms', 'qualifier_ui': 'Q000175', 'qualifier_name': 'diagnosis', 'is_major_topic': True}, {'descriptor_ui': 'D008327', 'descriptor_name': 'Mammography', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': True}, {'descriptor_ui': 'D000328', 'descriptor_name': 'Adult', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D000368', 'descriptor_name': 'Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001943', 'descriptor_name': 'Breast Neoplasms', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D055088', 'descriptor_name': 'Early Detection of Cancer', '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': 'D005843', 'descriptor_name': 'Geography', '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': 'D008327', 'descriptor_name': 'Mammography', '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': 'D010358', 'descriptor_name': 'Patient Participation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D010358', 'descriptor_name': 'Patient Participation', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': False}, {'descriptor_ui': 'D011159', 'descriptor_name': 'Population Surveillance', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': False}, {'descriptor_ui': 'D011159', 'descriptor_name': 'Population Surveillance', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D016032', 'descriptor_name': 'Randomized Controlled Trials as Topic', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': False}, {'descriptor_ui': 'D016032', 'descriptor_name': 'Randomized Controlled Trials as Topic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012042', 'descriptor_name': 'Registries', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D055502', 'descriptor_name': 'Secondary Prevention', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D055502', 'descriptor_name': 'Secondary Prevention', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': False}, {'descriptor_ui': 'D013548', 'descriptor_name': 'Sweden', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1258/jms.2009.008103', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S46527232', 'display_name': 'Journal of Medical Screening', 'issn_l': '0969-1413', 'issn': ['0969-1413', '1475-5793'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320017', 'host_organization_name': 'SAGE Publishing', 'host_organization_lineage': ['https://openalex.org/P4310320017'], 'host_organization_lineage_names': ['SAGE Publishing'], '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/19564519', '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', 'score': 0.57, 'display_name': 'Good health and well-being'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 24, 'referenced_works': ['https://openalex.org/W1492182164', 'https://openalex.org/W1558381762', 'https://openalex.org/W1581057191', 'https://openalex.org/W1737668444', 'https://openalex.org/W1969818885', 'https://openalex.org/W1972476196', 'https://openalex.org/W1979025652', 'https://openalex.org/W2005400352', 'https://openalex.org/W2005506998', 'https://openalex.org/W2015278915', 'https://openalex.org/W2019965683', 'https://openalex.org/W2051683917', 'https://openalex.org/W2060954452', 'https://openalex.org/W2061579946', 'https://openalex.org/W2084413241', 'https://openalex.org/W2103850052', 'https://openalex.org/W2119139539', 'https://openalex.org/W2126354693', 'https://openalex.org/W2131756199', 'https://openalex.org/W2139338111', 'https://openalex.org/W2149750314', 'https://openalex.org/W2166074985', 'https://openalex.org/W2167151276', 'https://openalex.org/W2557170844'], 'related_works': ['https://openalex.org/W4389568370', 'https://openalex.org/W3108674512', 'https://openalex.org/W3032375762', 'https://openalex.org/W3031052312', 'https://openalex.org/W2748952813', 'https://openalex.org/W2148612803', 'https://openalex.org/W2080531066', 'https://openalex.org/W1995515455', 'https://openalex.org/W1506200166', 'https://openalex.org/W1489783725'], 'abstract_inverted_index': {'Objectives': [0], 'To': [1], 'characterize': [2], 'and': [3, 12, 29, 57, 60, 75, 85, 103, 106, 152, 173, 190, 214, 273, 298], 'quantify': [4], 'the': [5, 8, 17, 23, 45, 54, 61, 76, 95, 104, 127, 132, 136, 144, 169, 198, 201, 208, 211, 215, 257, 260, 264], 'differences': [6, 269], 'in': [7, 16, 37, 53, 194], 'number': [9], 'of': [10, 44, 48, 66, 87, 160, 177, 179, 197, 200, 203, 245, 259, 266, 277, 285, 295, 304, 306], 'cases': [11, 120, 129], 'breast': [13, 122, 228], 'cancer': [14, 123, 229], 'deaths': [15], 'Swedish': [18, 24, 68], 'W-E': [19, 46, 77, 133], 'Trial': [20, 47, 78, 134, 189], 'compared': [21, 94], 'with': [22, 156, 287], 'Overview': [25], 'Committee': [26, 93], '(OVC)': [27], 'summaries': [28], 'to': [30, 35, 149, 154, 158, 224, 237, 256], 'study': [31, 42, 238], 'methodological': [32], 'issues': [33], 'related': [34], 'trials': [36, 278, 286], 'secondary': [38, 251], 'prevention.': [39], 'Setting': [40], 'The': [41, 73, 109, 220, 283], 'population': [43], 'mammography': [49, 70, 225], 'screening': [50, 71, 226], 'was': [51, 114, 217], 'included': [52, 130], 'first': [55, 105], '(W': [56], 'E': [58, 101], 'county)': [59], 'second': [62, 107], '(E-county)': [63], 'OVC': [64, 74, 170, 216], 'summary': [65], 'all': [67, 118], 'randomized': [69], 'trials.': [72], 'used': [79], 'different': [80], 'criteria': [81], 'for': [82, 111, 117, 206], 'case': [83, 186, 296], 'definition': [84], 'causes': [86], 'death': [88, 161, 180, 246], 'determination.': [89], 'Method': [90], 'A': [91], 'Review': [92], 'original': [96, 212], 'data': [97], 'files': [98], 'from': [99], 'Wand': [100], 'county': [102], 'OVC.': [108], 'reason': [110], 'a': [112, 195, 248], 'discrepancy': [113], 'determined': [115], 'individually': [116], 'non-concordant': [119], 'or': [121, 135, 162], 'deaths.': [124], 'Results': [125], 'Of': [126, 143], '2615': [128], 'by': [131, 292], 'OVC,': [137], 'there': [138], 'were': [139, 147, 234, 247], '478': [140], '(18%)': [141], 'disagreements.': [142], 'disagreements': [145, 242], '82%': [146], 'due': [148, 236], 'inclusion/exclusion': [150], 'criteria,': [151], '18%': [153], 'disagreement': [155], 'respect': [157], 'cause': [159, 178, 244, 305], 'vital': [163], 'status': [164, 297, 300], 'at': [165], 'ascertainment.': [166], 'For': [167], 'E-County,': [168], 'inclusion': [171], 'rules': [172], 'register': [174], 'based': [175], 'determination': [176, 303], '(second': [181], 'OVC)': [182, 192], 'rather': [183], 'than': [184], 'individual': [185, 293], 'review': [187], '(W-E': [188], '1st': [191], 'resulted': [193], 'reduction': [196], 'estimate': [199], 'effect': [202], 'screening,': [204], 'but': [205], 'W-County': [207], 'difference': [209], 'between': [210], 'trial': [213], 'modest.': [218], 'Conclusions': [219], 'conclusion': [221], 'that': [222], 'invitation': [223], 'reduces': [227], 'mortality': [230], 'remains': [231], 'robust.': [232], 'Disagreements': [233], 'mainly': [235], 'design': [239, 268], 'issues,': [240], 'while': [241], 'about': [243], 'minority.': [249], 'When': [250], 'research': [252, 262], 'does': [253], 'not': [254], 'adhere': [255], 'protocols': [258], 'primary': [261], 'projects,': [263], 'consequences': [265], 'such': [267, 301], 'should': [270], 'be': [271], 'investigated': [272], 'reported.': [274], 'Register': [275], 'linkage': [276], 'can': [279], 'add': [280], 'follow-up': [281], 'information.': [282], 'precision': [284], 'modest': [288], 'size': [289], 'is': [290], 'enhanced': [291], 'monitoring': [294], 'outcome': [299], 'as': [302], 'death.': [307]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2096431564', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 2}, {'year': 2020, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 2}, {'year': 2015, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 3}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2025-01-09T13:34:09.701163', 'created_date': '2016-06-24'}