Author(s) affiliations:Theodora Psaltopoulou1, Ioannis Ilias2 and Maria Alevizaki3
1Department of Hygiene, Epidemiology and Medical Statistics, School of Medicine, University of Athens, Greece.
2Department of Endocrinology, Diabetes and Metabolism, Elena Venizelou Hospital, Athens, Greece.
3Endocrine Unit, Department of Clinical Therapeutics, Athens University School of Medicine, Alexandra Hospital, Athens, Greece.