Liu Tong, Xu Gang, Ye Lan, Li Guangping
Department of Cardiology, Tianjin Institute of Cardiology, Second Hospital of Tianjin Medical University, Tianjin 300211, People's Republic of China.
Int J Cardiol. 2013 Oct 9;168(4):4557-9. doi: 10.1016/j.ijcard.2013.06.084. Epub 2013 Jul 19.