Long Fang, Xiao Zhen
Department of Obstetrics and Gynecology, Institute of High Altitude Medicine, People's Hospital of Naqu, Tibet, China.
Department of Obstetrics and Gynecology, Institute of High Altitude Medicine, People's Hospital of Naqu, Tibet, China; First Affiliated Hospital of Dalian Medical University, Dalian, China.
Am J Obstet Gynecol. 2020 Jun;222(6):623. doi: 10.1016/j.ajog.2019.10.098. Epub 2019 Nov 7.