[1] Ludwig Maximilians Univ Munchen, Univ Hosp, Dr Von Hauner Childrens Hosp, Dept Pediat,German Ctr Lung Res DZL, Munich, Germany
[2] Univ Ulm, Med Ctr, Clin Child & Adolescent Psychiat Psychotherapy, Ulm, Germany
[3] Hannover Med Sch, German Ctr Lung Res, Clin Pediat Pneumol Allergol & Neonatol, Hannover, Germany
[4] Med Univ Warsaw, Dept Pediat Pneumol & Allergy, Warsaw, Poland
[5] Hacettepe Univ, Fac Med, Div Pediat Pulmonol, Ankara, Turkiye