TY - BOOK AU - Shoupe,Donna TI - Contraception T2 - Gynecology in practice SN - 9781444333510 (pbk.) PY - 2011/// CY - Chichester, West Sussex PB - Wiley-Blackwell KW - Contraception KW - methods KW - Contraceptive devices KW - Contraceptive Agents KW - Fertilization KW - drug effects ER -