[1] NKUA, Sch Med, Clin Ergospirometry Exercise & Rehabil Lab, Athens, Greece
[2] Evaggelismos Gen Hosp, Immunol & Histocompatibil Dept, Athens, Greece
[3] NKUA, Alexandra Hosp, Dept Clin Therapeut, Athens, Greece
[4] Red Cross Hosp, Korgialenio Benakeio, Cardiol Dept 2, Athens, Greece