Authors:
HANKINSON SE
COLDITZ GA
HUNTER DJ
WILLETT WC
STAMPFER MJ
ROSNER B
HENNEKENS CH
SPEIZER FE
Citation: Se. Hankinson et al., PROSPECTIVE-STUDY OF ORAL-CONTRACEPTIVE USE, PARITY, AGE AT 1ST BIRTH, AND RISK OF OVARIAN-CANCER, American journal of epidemiology, 138(8), 1993, pp. 610-610