1. Department of Biotechnology and Life Sciences (DBSV), Division of Orthopaedics and Traumatology, University of Insubria, Varese, Italy
2. Hip Department, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy
3. Orthopaedics and Traumatology Unit, Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Bari “Aldo Moro”, Bari, Italy