title: Pill users protected from benign breast ills, run no increased risk of breast cancer.
mesh_terms: D001943:Breast Neoplasms / Q000453:epidemiology*; D002140:California; D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D013997:Time Factors
chemical_list: D003276:Contraceptives, Oral