Institution: | a Department of Cardiology, the Second Affiliated Hospital of Chongqing Medical University, 76 Linjiang Road, Yuzhong District, Chongqing 400010, China b Teaching and Research Unit of Hygienic Toxicology of Chongqing Medical University, Chongqing 400016, China c Department of Cardiology, People’s Hospital of Jiangjin, Chongqing 400010, China d Department of Cardiology, the Third People’s Hospital of Chongqing, Chongqing 400010, China |