Li Hongyan について
Dep. of Obstetrics and Gynecology, Provincial Hospital Affiliated to Shandong Univ., Jinan について
Wang Xietong について
Dep. of Obstetrics and Gynecology, Provincial Hospital Affiliated to Shandong Univ., Jinan について
Liang Bo について
Dep. of Obstetrics and Gynecology, Provincial Hospital Affiliated to Shandong Univ., Jinan について
Zhonghua Fuchanke Zazhi について