Xing Quan-Sheng, Sun Yue, Luo Gang, Zhang Ai, Chen Tao-Tao, Pan Si-Lin
Heart Center, Qingdao Women and Children's Hospital, Qingdao University, Qingdao, Shandong 266034, China.
Fetal Medicine Center, Qingdao Women and Children's Hospital, Qingdao University, Qingdao, Shandong 266034, China.
Chin Med J (Engl). 2018 Dec 5;131(23):2880-2881. doi: 10.4103/0366-6999.246074.