1. “A. Murri” Clinica Medica, Department of Biomedical Sciences & Human Oncology , University of Bari Medical School , Bari , Italy
2. Department of Emergency and Organ Transplants, Section of Endocrinology, Andrology and Metabolic Diseases , University of Bari Medical School , Bari , Italy
3. Italian College of General Practitioners and Primary Care , Florence , Italy