1. Unit of Occupational Health and Industrial Hygiene, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Italy
2. Medical Technology Laboratory, Istituto Ortopedico Rizzoli,
Bologna, Italy
3. Division of Orthopaedic-Traumatology and Prosthetic surgery and revisions of hip and knee implants, Istituto Ortopedico Rizzoli,
Bologna, Italy