Chenyang Zhao,1,2,* Fangjun Chen,3,* Qiong Li,1,2 Lixiu Peng,1 Chaoyan Yue4
1Department of Obstetrics and Gynecology, The First People’s Hospital of Chenzhou, Chenzhou, People’s Republic of China; 2Department of Obstetrics and…
Chenyang Zhao,1,2,* Fangjun Chen,3,* Qiong Li,1,2 Lixiu Peng,1 Chaoyan Yue4
1Department of Obstetrics and Gynecology, The First People’s Hospital of Chenzhou, Chenzhou, People’s Republic of China; 2Department of Obstetrics and…