1. Unit of Plastic and Reconstructive Surgery, Department of Medicine, Surgery and Neuroscience, University of Siena, 53100 Siena, Italy
2. Unit of Plastic and Reconstructive Surgery, CHIREC de Braine L’Alleud Hospital, 1410 Brussels, Belgium
3. Instituto Carlos Roxo, Avenida Ayrton Senna n°1850, Rio de Janeiro 22775-003, RJ, Brazil