Benoit Chaput1, Christian Herlin2, Farid Bekara2, Nicolas Bertheuil3. 1. Department of Plastic reconstructive Surgery and Burns, University of Toulouse, Toulouse, France. 2. Department of Plastic Reconstructive Surgery Unit, Lapeyronie Burn Center, Montpellier, France. 3. Department of Plastic, Reconstructive and Aesthetic Surgery, Hospital Sud, University of Rennes, Rennes, France.