TY - JOUR AU - Wiegratz, I; Thaler, C J TI - Hormonal contraception--what kind, when, and for whom? JO - Dtsch Arztebl Int VL - 108 PY - 2011 L3 - PubMed-ID: 21814535 SP - 495 EP - 505 N1 - , quiz 506 ER -