[1] Sotiria Thorac Dis Hosp Athens, Athens, Greece
[2] Chinese Univ Hong Kong, Dept Paediat, Fac Med, Hong Kong, Peoples R China
[3] Bursa Uludag Univ, Dept Pulm Med, Bursa, Turkiye
[4] Natl & Kapodistrian Univ Athens, Evaggelismos Hosp, Dept Crit Care & Pulm Med 1, Athens, Greece
[5] Marmara & Acibadem Univ, Istanbul, Turkiye