1. ISICO (Italian Scientific Spine Institute); Milan Italy
2. Department of Epidemiology; Lazio Regional Health Service; Rome Italy
3. School of Health and Social Care; University of Teesside; Middlesbrough UK
4. Faculty of Health; Staffordshire University; Stoke-on-Trent UK
5. Department of Spine Disorders and Pediatric Orthopedics; University of Medical Sciences; Poznan Poland
6. Scoliosis Rehabilitation Centre; Bad Sobernheim Germany
7. IRCCS Fondazione Don Carlo Gnocchi; Milan Italy
8. Department of Biomedical, Surgical and Dental Sciences; University "La Statale"; Milan Italy
9. IRCCS Istituto Ortopedico Galeazzi; Milan Italy