1. Institute of Wound Healing and Cell Biology Laboratory, the First Affiliated Hospital; Beijing 100048 China
2. Cardiovascular Department; Tangdu Hospital; Xi'an 710038 China
3. Department of Orthopedics; General Hospital of Chinese PLA; Beijing 100853 China
4. Department of Clinical Nutrition; General Hospital of Chinese PLA; Beijing 100853 China
5. Department of Plastic Surgery; General Hospital of Chinese PLA; Beijing 100853 China
6. Department of Cardiology; Fudan University, Zhongshan Hospital; Shanghai 210032 China