Affiliation: | 1. Department of Cardiology, Guangdong Cardiovascular Institute, Guangdong Provincial Key Laboratory of Coronary Heart Disease Prevention, Guangdong General Hospital, Guangdong Academic of Medical Sciences, Guangzhou, China;2. Department of Internal Medicine, Longnan Medicine Hospital, Ganzhou, China;3. Department of Cardiology, The Second People''s Hospital of Nanhai District, Guangdong General Hospital''s Nanhai Hospital, Foshan, China |