[1] Third Mil Med Univ, Dept Cardiol, Daping Hosp, Chongqing 400042, Peoples R China
[2] Chongqing Inst Cardiol, Chongqing, Peoples R China
[3] Univ Nevada, Dept Elect & Biomed Engn, Reno, NV 89557 USA
[4] Univ Nevada, Sch Med, Dept Pharmacol, Cardiovasc Phen Lab, Reno, NV 89557 USA