1. Department of Emergency Medicine, S. Chiara Hospital, Largo Medaglie d`oro 8, 38122 Trento, Italy
2. Institute of Internal Medicine, Catholic University of Rome, Rome, Italy
3. Department of Radiology, Santa Chiara Hospital, Largo Medaglie d`oro 9, 38122 Trento, Italy
4. Department of Orthopedics, Santa Chiara Hospital, Largo Medaglie d`oro 9, 38122 Trento, Italy
5. Rigoni Pharmacy, Via Nazionale 16, 39040 Salorno (BZ), Italy
6. Department of Surgery, Oncology & Gastroenterology, University of Padua, School of Medicine, Via Giustiniani 2, 35128 Padova, Italy