“Bronchodilator Response to Salbutamol Delivered by Metered Dose Inhaler With Spacer and Dry Powder Inhaler in Acute Asthma In Children: A Comparative Study”. Bangladesh Journal of Child Health 38, no. 2 (December 3, 2014): 68–73. Accessed June 26, 2026. https://www.banglajol.info/index.php/BJCH/article/view/21138.