Search results for: Ralf Dittrich
European Journal of Obstetrics and Gynecology > 2013 > 169 > 2 > 213-217
European Journal of Obstetrics and Gynecology > 2006 > 126 > 1 > 56-62
European Journal of Obstetrics and Gynecology > 2013 > 169 > 2 > 213-217
European Journal of Obstetrics and Gynecology > 2006 > 126 > 1 > 56-62