Authors
Ling-Yan Xu
Department of Emergency, Women's Hospital School of Medicine Zhejiang University, Hangzhou, China
Min Liu
Department of Surgery, Yancheng City No. 1 People's Hospital, Yancheng, China
© 2020 Lei Lyu, Ling-Yan Xu, Min Liu, Guo-Hong Li, published by Shanxi Medical Periodical Press
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.