Sapkota, Diksha, and Yogesh Raj Amatya. “Assessment of Rotahaler Inhalation Technique Among Patients With Chronic Obstructive Pulmonary Disease in a Teaching Hospital of Nepal”. Journal of Kathmandu Medical College 5, no. 1 (September 17, 2017): 11–17. Accessed October 18, 2024. https://jkmc.com.np/ojs3/index.php/journal/article/view/588.