[1] Marmara Univ, Sch Med, Div Pediat Pulmonol, Istanbul, Turkiye
[2] Marmara Univ, Sch Med, Selim Coremen Cyst Fibrosis Ctr, Istanbul, Turkiye
[3] Marmara Univ, Pendik Educ & Training Hosp, Nutr & Dietet, Istanbul, Turkiye
[4] Marmara Univ, Dept Phys Med & Rehabil, Med Fac, Istanbul, Turkiye
[5] KIFDER, Istanbul, Turkiye
[6] Inst Excellence Hlth & Social Syst IEHSS, Durham, NH USA