1. Beijing University of Chinese Medicine; Centre for Evidence-Based Chinese Medicine ; 11 Bei San Huan Dong Lu, Chaoyang District Beijing China 100029
2. University of Maryland School of Medicine; Center for Integrative Medicine; Kernan Hospital Mansion 2200 Kernan Drive Baltimore Maryland USA 21207-6697
3. West China Hospital, Sichuan University; The Department of Clinical Immunology; Wai Nan Guo Xue Xiang 37# Chengdu Sichuan China 610041