1. President European League Against Pain; Prof. (ret.) Internal Medicine, Perugia University Italy
2. Internal Medicine, Campus Bio-Medico University Roma Italy
3. “Sapienza” University, Rome Italy
4. Multidisciplinary Dpt. Medical and Surgical Specialties and Dentistry, Univ. Vanvitelli Caserta IT
5. Department of Anesthesiology and Pain Treatment, University L'Aquila, Italy
6. Rheumatology Unit, Dpt. Medicine, University Verona Italy
7. Italian Foundation for the Research on Bone Disease, Florence Italy