Authors:
BOYKO EJ
THEIS MK
VAUGHAN TL
NICOLBLADES B
Citation: Ej. Boyko et al., INCREASED RISK OF INFLAMMATORY BOWEL-DISEASE ASSOCIATED WITH ORAL-CONTRACEPTIVE USE, American journal of epidemiology, 140(3), 1994, pp. 268-278
Authors:
BOYKO EJ
THEIS MK
VAUGHAN TL
NICOLBLADES B
Citation: Ej. Boyko et al., CIGARETTE-SMOKING, ORAL-CONTRACEPTIVE USE, AGE, AND CROHNS-DISEASE RISK, American journal of epidemiology, 139(11), 1994, pp. 190000066-190000066
Authors:
THEIS MK
BOYKO EJ
VAUGHAN TL
NICOLBLADES B
Citation: Mk. Theis et al., INCREASED RISK OF INFLAMMATORY BOWEL-DISEASE AMONG USERS OF ORAL-CONTRACEPTIVES, American journal of epidemiology, 138(8), 1993, pp. 641-642