1. Affiliated Hospital of Integrated Traditional Chinese and Western Medicine, Nanjing University of Chinese Medicine, Nanjing, Jiangsu Province 210028, P.R. China
2. School of Physics and Telecommunications Engineering, Zhoukou Normal University, Zhoukou, Henan Province 466001, P.R. China
3. Department of Orthopedics, Nanjing Lishui Hospital of Traditional Chinese Medicine, Nanjing, Jiangsu Province 210028, P.R. China