Koirala, P. K., Mani, S. K., Khandelwal, B., Rizal, S., & Rai, K. N. (2022). Assessing the health-related quality of life in subjects with chronic obstructive pulmonary disease: An institution based clinical study. International Journal of Health Sciences, 6(S4), 8968–8975. https://doi.org/10.53730/ijhs.v6nS4.10708