Mortality associated with oral contraceptive use. Authors generalise their results to cohort that was never studied.
Kahlenborn
C
C
D000328:Adult; D001943:Breast Neoplasms / Q000401:mortality*; D015331:Cohort Studies; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged
D003276:Contraceptives, Oral