Sapkota, D. and Amatya, Y. R. (2017) “Assessment of rotahaler inhalation technique among patients with chronic obstructive pulmonary disease in a teaching hospital of Nepal”, Journal of Kathmandu Medical College, 5(1), pp. 11-17. Available at: http://jkmc.com.np/ojs/index.php/journal/article/view/588 (Accessed: 5December2020).