title: Oral contraceptives and breast cancer.
authors.forename: M P
authors.initials: MP
authors.lastname: Vessey
mesh_terms: D000367:Age Factors; D001943:Breast Neoplasms; D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D003710:Demography; D004194:Disease; D004812:Epidemiologic Methods; D005193:Family Planning Services; D009369:Neoplasms; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research; D013995:Time; D013997:Time Factors
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined
keywords: Age Factors; Breast Cancer--etiology; Cancer; Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Methods--side effects; Demographic Factors; Diseases; Epidemiologic Methods; Family Planning; Longterm Effects; Neoplasms; Oral Contraceptives, Combined--side effects; Oral Contraceptives--side effects; Population; Population At Risk; Population Characteristics; Population Dynamics; Research Methodology; Time Factors