TY - JOUR KW - Female KW - Humans KW - *Breast Neoplasms/chemically induced/epidemiology KW - Case-Control Studies KW - Contraceptives, Oral, Hormonal/adverse effects KW - Logistic Models KW - *Progestins/adverse effects KW - United Kingdom/epidemiology KW - Adult KW - Middle Aged AU - D. Fitzpatrick AU - K. Pirie AU - G. Reeves AU - J. Green AU - V. Beral AD - Cancer Epidemiology Unit, Nuffield Department of Population Health, University of Oxford, Oxford, United Kingdom. Adelaide Medical School, Faculty of Health and Medical Sciences, University of Adelaide, South Australia, Australia. AN - 36943819 BT - PLoS Med C2 - PMC10030023 DO - 10.1371/journal.pmed.1004188 DP - NLM ET - 2023/03/22 LA - eng M1 - 3 N1 - 1549-1676 Fitzpatrick, Danielle Orcid: 0000-0003-0616-6282 Pirie, Kirstin Orcid: 0000-0002-0561-4904 Reeves, Gillian Green, Jane Beral, Valerie C570/A16491/CRUK_/Cancer Research UK/United Kingdom A29186/CRUK_/Cancer Research UK/United Kingdom MR/K02700X/1/MRC_/Medical Research Council/United Kingdom Journal Article Meta-Analysis Research Support, Non-U.S. Gov't United States PLoS Med. 2023 Mar 21;20(3):e1004188. doi: 10.1371/journal.pmed.1004188. eCollection 2023 Mar. PY - 2023 SN - 1549-1277 (Print) 1549-1277 EP - e1004188 T2 - PLoS Med TI - Combined and progestagen-only hormonal contraceptives and breast cancer risk: A UK nested case-control study and meta-analysis VL - 20 ER -