Rizvi, D. A., A. Abidi, A. Agarwal, and A. Ahmad. “Comparison of the Efficacy of Budesonide by Nebulizer, Metered Dose Inhaler and Dry Powder Inhaler in Chronic Stable Bronchial Asthma”. International Journal of Basic & Clinical Pharmacology, vol. 7, no. 7, June 2018, pp. 1333-8, doi:10.18203/2319-2003.ijbcp20182678.