TY - GEN AU - Back,D J AU - Breckenridge,A M AU - Orme,M L TI - Drug interactions with oral contraceptive steroids SN - 0019-0357 PY - 1983///0707 KW - Contraception KW - Contraceptive Agents KW - Contraceptive Agents, Female KW - Contraceptives, Oral KW - Family Planning Services KW - Reproductive Control Agents N1 - Publication Type: Journal Article ER -