1. Cardiovascular Institute, Beijing University of Chinese Medicine Affiliated Dongzhimen Hospital, Beijing, China.
2. China-Japan Friendship Hospital, Beijing, China.
3. Department of Cardiology, Jiangxi Province Hospital of Integrated Chinese and Western Medicine, Nanchang, China.
4. Shandong University of Chinese Medicine Affiliated Hospital, Jinan, China.
5. Department of Cardiology, Shunyi Branch of Beijing Hospital of Traditional Chinese Medicine, Beijing, China.