[1] Heidelberg Univ Hosp, Dept Gynecol & Obstet, Neuenheimer Feld 440, D-69120 Heidelberg, Germany
[2] Ludwig Maximilians Univ Munchen, Dept Psychol, Munich, Germany
[3] Univ Childrens Hosp, Dept Gen Pediat, Heidelberg, Germany
[4] Univ Hosp Tuebingen, Dept Womens Hlth, Tubingen, Germany
[5] Univ Hosp Tuebingen, Inst Gen Practice & Interprofess Care, Tubingen, Germany
[6] AOK Baden Wuerttemberg, Dept Hlth Promot, Stuttgart, Germany