作者单位:
Women and Children's Division, Oslo University Hospital Rikshospitalet, University of Oslo
[1]
Department of Obstetrics and Gynecology, Haugesund Hospital, Haugesund, Norway
[2]
Department of Obstetrics and Gynecology, Akershus University Hospital, L?renskog, Norway
[3]
Department of Obstetrics and Gynecology, Haukeland University Hospital, Bergen, Norway, Department
[4]
Department of Obstetrics and Gynecology, Soerlandet Hospital, Kristiansan, Norway
[5]
发布时间
2013-11-20