1. Department Plastic-, Hand-, Burn-, and Transsexual Surgery; CHU University of Bordeaux; Bordeaux France
2. INSERM U703; CHU Lille; Lille France
3. Department of Plastic Surgery MHH; Hannover Medical School; Hannover Germany
4. Instituto Médico Láser; Madrid Spain
5. Instituto Médico Vilafortuny; FUNDACION ANTONI DE GIMBERNAT; Cambrils Tarragona