1. Diabetes and Obesity Center, Konstantopouleio Hospital, Nea Ionia, Athens, Greece
2. Society of Junior Doctors, Athens, Greece
3. School of Medicine, European University Cyprus, Nicosia, Cyprus
4. 1st Department of Internal Medicine, Konstantopouleio Hospital, Nea Ionia, Athens, Greece
5. 2nd Department of Internal Medicine, Research Institute and Diabetes Centre, National and Kapodistrian University of Athens, Attikon University Hospital, Haidari, Athens, Greece