1. Pediatric Hand Surgery and Microsurgery, Hospital Sant Joan de Deu; Universitat de Barcelona; Spain
2. Hand Surgery and Microsurgery; Hospital Vithas San Jose; Vitoria Spain
3. Department of Human Anatomy and Embryology, Faculty of Medicine; Universitat Autònoma de Barcelona
4. Pediatric Orthopedics, Hospital Sant Joan de Deu; Universitat de Barcelona; Spain
5. Department of Traumatology and Orthopedics; Clinical Hospital of Pontificia Universidad Católica de Chile; Santiago Chile
6. Septic and Reconstructive Surgery Unit, Department of Orthopaedic Surgery; Vall d'Hebron University Hospital, Universitat Autònoma de Barcelona; Barcelona Spain