1. Department of Vascular Surgery, The Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China
2. Department of Plastic Surgery, The Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China
3. Clinical Research Center, The Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China
4. Department of Plastic Surgery, International Medical Center of The Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China