Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;
Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;
Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;
Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;
Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;
Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;
Department of Cardiology, Second Affiliated Hospital, Harbin Medical University, Harbin, Heilongjiang 150086, China;