1 Orthopaedics Unit, Department of Basic Medical Science, Neuroscience and Sensory Organs, Faculty of Medicine and Surgery, Aldo Moro University of Bari, General Hospital, Bari, Italy.
2 Rehabilitation Unit, Department of Basic Medical Science, Neuroscience and Sensory Organs, Faculty of Medicine and Surgery, Aldo Moro University of Bari, General Hospital, Bari, Italy.
3 Hygiene Unit, Department of Biomedical Science and Human Oncology, Aldo Moro University of Bari, General Hospital, Bari, Italy.