P J Cheng1, T Duan2. 1. Department of Obstetrics and Gynecology, Chang Gung Memorial Hospital-Linkou Medical Center, Chang Gung University College of Medicine, Taoyuan, Taiwan. 2. Department of Obstetrics and Gynecology, Shanghai First Maternity and Infant Hospital, Tongji University School of Medicine, Shanghai, China. tduan@yahoo.com.
Authors: Qian Long; Carol Kingdon; Fan Yang; Michael Dominic Renecle; Shayesteh Jahanfar; Meghan A Bohren; Ana Pilar Betran Journal: PLoS Med Date: 2018-10-16 Impact factor: 11.069