Search results
BMC Pregnancy and Childbirth > 2019 > 19 > 1 > 1-9
Archives of Gynecology and Obstetrics > 2009 > 280 > 1 > 91-97
International Journal of Gynecology and Obstetrics > 2001 > 75 > 3 > 243-249
BMC Pregnancy and Childbirth > 2019 > 19 > 1 > 1-9
Archives of Gynecology and Obstetrics > 2009 > 280 > 1 > 91-97
International Journal of Gynecology and Obstetrics > 2001 > 75 > 3 > 243-249