Search results for: Shuo Yang
European Journal of Obstetrics and Gynecology > 2013 > 167 > 2 > 146-148
European Journal of Obstetrics and Gynecology > 2012 > 160 > 2 > 166-169
European Journal of Obstetrics and Gynecology > 2011 > 155 > 1 > 41-43