1. Department of Plastic and Reconstructive Surgery, Aristotle University of Thessaloniki, Papageorgiou General Hospital, Periferiaki Odos N. Efkarpia, Thessaloniki, Greece
2. Department of Plastic and Reconstructive Surgery, E-Da hospital, I-Shou University, Kaohsiung City, Taiwan
3. Department of Plastic and Reconstructive Surgery, Chang Gung Memorial Hospital, Kaohsiung Medical Center, Chang Gung University College of Medicine, Kaohsiung Hsien, Taiwan