Prof. Philipp Riss, FEBSMedical University of Vienna, Austria Prof. Christian ScheubaMedical University of Vienna, Austria Prof. Özer Makay, FEBSIzmir, Turkey PD Dr. Elias KarakasHead of Endocrine Surgery, PMU University Hospital Salzburg, Austria OA Dr. Günther KleinLandesklinikum Wr. Neustadt, Austria Chefarzt Prof. Dr. Stefan Schopf, FEBSInnklinikum Mühldorf, Germany OA Dr. Thomas GrabnerKlinik Landstrasse, Austria Dr. Melisa ArikanMedical University of Vienna, Austria OÄ Dr. Bianka HummelLandesklinikum Wr. Neustadt, Austria