1. Direttore ad interim UOC Chirurgia Plastica e Chirurgie della Mano A.O.R.N. „San Camillo-Forlanini“ Roma – Italy
2. Instituto Clinico Città di Bressica, Unità Operativa di Chirurgia della Mano e Microchirurgia Ortopedica, Brescia – Italy
3. Chefarzt der Handchirurgie, Plastische Chirurgie und Ästhetische Chirurgie, Campus Innenstadt und Grosshadern der Ludwig-Maximilians Universität München – Germany
4. Head of Department, Plastic and Hand Surgery, Orthopaedic Clinic, Markgroeningen(Stuttgart) – Germany
5. Institut de la Main Clinique Jouvenet, Paris – France
6. Director Of Hand Surgery Department – St. Joseph Hospital MultiMedica Group Milan – Italy Plastic Surgery School – University of Milan Italy
7. Senior Consultant Department of Hand Surgery Akademiska University Hospital, Uppsala
8. Professor in Plastic Surgery and Reconstructive Microsurgery University of Medicine Iuliu Hatieganu Spitalul Clinic de Recuperare Clinic of Plastic Surgery and Reconstructive Microsurgery
9. Chief, Central Jersey Hand Surgery, Eatontown, NJ Clinical Senior Instructor, Department of Orthopedic Surgery, Drexel University School of Medicine, Philadelphia, PA