[1] Natl & Kapodistrian Univ Athens, Sch Med, Hippokrat Gen Hosp, Dept Cardiol 1, Athens 11527, Greece
[2] Natl & Kapodistrian Univ Athens, Sch Med, Andreas Sygros Hosp, Dept Dermatol Venereol 1, Athens, Greece
[3] Univ Athens, Sch Med, Attikon Hosp, Dept Neurol 2, Athens, Greece