1 Plastic Reconstructive and Aesthetic Surgery, Villa Salaria Clinic, Rome, Italy.
2 Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, 639, Zhizaoju Road, Huangpu, Shanghai, China. Electronic address: zhangyixin6688@hotmail.com.
3 Plastic and Reconstructive Surgery Unit, Campus Bio-Medico University, Rome, Italy.