Predictive factor for first wheezing episode - Selda Hançerli-Törün; Nuran Salman; Agop Çıtak; Meral Çıplak; Ayper Somer; Güntülü Şık; Zeynep Tamay; Metin Uysalol; Deniz Özçeker; Nermin Güler (The Turkish Journal of Pediatrics)