aEndocrinology Unit, First Department of Internal Medicine, Laiko General Hospital of Athens, National and Kapodistrian University of Athens, Athens

bFirst Department of Internal Medicine, Thriasio General Hospital of Elefsina, Elefsina, Greece

Correspondence to Anna Angelousi, Assistant Professor of Internal Medicine- Endocrinologist, First Department of Internal Medicine, Laiko General Hospital of Athens, Agiou Thoma 17, PC: 15771, Athens, Greece. Tel: + 30 6978167876; e-mail: [email protected]

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