Shi Qingquan, Leng Wenying, Yao Qiang, Mi Chen, Xing Aiyun
(a)Department of Obstetrics and Gynecology, West China Second University Hospital, Sichuan University, Chengdu, People's Republic of China.
(b)Department of Emergency, Chengdu First People's Hospital, Chengdu, People's Republic of China.
Int J Cardiol. 2015 Jan 15;178:162-4. doi: 10.1016/j.ijcard.2014.10.111. Epub 2014 Oct 22.