1. Section of Cardiovascular Diseases; Department of Emergency and Organ Transplantation; University of Bari; Bari Italy
2. Department of Science of Educational, Psicology and Communication; University of Bari; Bari Italy
3. P.J.D. of Statistical- Department of Medical Statistics; University of Bari; Bari Italy
4. Dipartimento di studi aziendali e giusprivatistici; University “A. Moro” of Bari; Bari Italy
5. Section of Otolaryngology; Department of Basic Medical Science, Neuroscience and Sensory Organs; University of Bari; Bari Italy