1. Department of Pharmaceutics of Chinese Materia Medica, School of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, P.R. China
2. Department of Traditional Chinese Clinical Pharmacology, School of Preclinical Medicine, Beijing University of Chinese Medicine, Beijing 100029, P.R. China
3. Department of Psychiatry, University of Florida, Gainesville, FL 32608, USA