title: Progestogen-only contraceptives and cancer risk.
authors: C
authors: C
authors: La Vecchia
authors: S
authors: S
authors: Franceschi
mesh_terms: D001943:Breast Neoplasms / Q000139:chemically induced*; D003271:Contraceptive Agents, Female / Q000009:adverse effects*; D005260:Female; D006801:Humans; D017258:Medroxyprogesterone Acetate / Q000009:adverse effects*; D045167:Progesterone Congeners / Q000009:adverse effects*; D012307:Risk Factors
chemical_list: D003271:Contraceptive Agents, Female; D045167:Progesterone Congeners; D017258:Medroxyprogesterone Acetate