Pant, P., S. Sharma, R. Shrestha, N. Bom, S. Das, and K. Yogi. “Wheezing Beyond Bronchial Asthma”. Journal of Institute of Medicine Nepal, vol. 34, no. 2, Oct. 2013, pp. 48-52, https://nepjol.info/index.php/JIOM/article/view/9055.