1. Teaching and Research Section of Traditional Chinese Medicine, Jiangsu Jiankang Vocational College, Nanjing, Jiangsu 210018, P.R. China
2. Department of Cardiovascular Medicine, Affiliated Hospital of Nanjing University of Traditional Chinese Medicine, Nanjing, Jiangsu 210029, P.R. China
3. China Pharmaceutical University, Nanjing, Jiangsu 210009, P.R. China