1. Dept. Medicine and Health Sciences, Univ. Molise, Campobasso, Italy
2. Eye Clinic, Multidisciplinary Department of Medical, Surgical and Dental Sciences, Univ. Campania "L.Vanvitelli", Naples, Italy
3. Dept. Cardiothoracic Sciences, Univ. Campania, Naples, Italy
4. Nephrology, Univ. Campania, Naples, Italy