Authors
Xin Ge
Teda International Cardiovascular Hospital, Tianjin, China
Shuping Yang
Huanghua Municipal People’s Hospital, Huanghua, Hebei Province, China
Fusheng Xu
Huanghua Municipal People’s Hospital, Huanghua, Hebei Province, China
Hong Liu
Huanghua Municipal People’s Hospital, Huanghua, Hebei Province, China
Hua Zhang
Huanghua Municipal People’s Hospital, Huanghua, Hebei Province, China