Adnyana, I Gusti Agung Ngurah, Putu Suwendra, and Hendra Santoso. 2016. “Prevalence and Associated Factors of Airway Hyper- Responsiveness in Children With Recurrent Chronic Cough”. Paediatrica Indonesiana 44 (5), 181-7. https://doi.org/10.14238/pi44.5.2004.181-7.