1. Key Laboratory of Transplant Engineering and Immunology of Health Ministry of China; West China Hospital, Sichuan University; Chengdu Sichuan China
2. Regenerative Medical Research Center; West China Hospital, Sichuan University; Chengdu Sichuan China
3. Chinese Cochrane Centre; Chinese Evidence-Based Medicine Centre, West China Hospital, Sichuan University; Chengdu Sichuan China