1. Seccion de Endocrinologia y Nutrition, Hospital General Universitario Santa Lucia, Cartagena, Spain
2. Centro de Salud Jesús Marín, Murcia, Spain
3. Department of Internal Medicine, Laiko General Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece
4. 1st Department of Pediatrics, “Aghia Sophia Children’s Hospital” Medical School, National and Kapodistrian University of Athens, Athens, Greece
5. Internal Medicine Department, KAT General Hospital, Athens, Greece
6. Department of Internal Medicine General Hospital of Athens "Elpis", Athens, Greece
7. Breast Surgical Clinic, Saint Savvas Anti-Cancer Hospital, Athens, Greece
8. Unit of Endocrinology, Diabetes Mellitus and Metabolism, Aretaieion University Hospital, Medical School of Athens, Ethnikon and Kapodistrian University of Athens, Athens, Greece