Budhathoki, Pravash, Dhan Bahadur Shrestha, Yub Raj Sedhai, Ramkaji Baniya, Ayush Bhatt, Kabita Chaudhary, Astutee Acharya, Ruja Rajkarnikar, Madan Basnet, and Alok Atreya. “Prevalence and Risk Factors of COPD in Nepal: A Systematic Review and Meta-Analysis”. Journal of Nepal Health Research Council 19, no. 04 (March 13, 2022): 652-660. Accessed October 3, 2025. http://103.69.126.137/index.php/jnhrc/article/view/3543.