Shrestha L, Mahotra NB, Rana BSJB, Banstola D, Amatya TM, Mahat B. Spirometryin Smokers and Non-smokers: A Comparative Study. Journal of Karnali Academy of Health Sciences [Internet]. 2019 Dec. 10 [cited 2025 Dec. 6];2(3):234-8. Available from: https://www.nepjol.info/index.php/jkahs/article/view/26661