title: [The pill and breast cancer: review of the methodology of epidemiological studies and discussion of several recent publications].
authors.forename: M G
authors.initials: MG
authors.lastname: Le
mesh_terms: D001943:Breast Neoplasms; D003267:Contraception; D003276:Contraceptives, Oral; D004194:Disease; D005193:Family Planning Services; D015994:Incidence; D009369:Neoplasms; D012106:Research; D012107:Research Design
chemical_list: D003276:Contraceptives, Oral
keywords: Breast Cancer--etiology; Breast Cancer--prevention and control; Cancer; Contraception; Contraceptive Methods; Diseases; Family Planning; Incidence; Literature Review; Measurement; Neoplasms; Oral Contraceptives; Research Methodology