1. First Department of Propaedeutic Internal Medicine, Joint Rheumatology Program, National and Kapodistrian University of Athens Medical School, “Laiko” General Hospital, Athens, Greece
2. First Neurology Department, Aeginition Hospital, Medical School, National and Kapodistrian University of Athens, Athens, Greece
George E. Fragoulis,Gerasimos Evangelatos, Vasiliki-Kalliopi Bournia, Kalliopi Fragiadaki, Katerina Laskari,
Stylianos Panopoulos, Dimos D. Mitsikostas, Maria G. Tektonidou