Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
Department of Cardiology, Renmin Hospital, Peking University, Beijing 100044, China;
Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
Heart Center, Chaoyang Hospital, Capital University of Medical Science, Beijing 100020, China;
simvastatin; acute coronary artery syndromes; safty;