1. Section of Internal Medicine Geriatrics, Endocrinology and Rare Disease Interdisciplinary Department of Medicine School of Medicine University of Bari Bari Italy
2. Outpatients Clinic of Endocrinology and Metabolic Disease Conversano Hospital Bari Italy
3. National Institute of Gastroenterology “S. De Bellis”, Castellana Grotte Bari Italy
4. Institute of Clinical and Hormonal Research Foggia Italy
5. Division of Endocrinology and Center for Applied Biomedical Research Department of Medical and Surgical Sciences Alma Mater Studiorum S. Orsola‐Malpighi Hospital University of Bologna Bologna Italy
6. Department of Biomedical Science and Human Oncology University of Bari Bari Italy