Chatterjee P, Das P. Association of Ambient Air Quality with Male’s Pulmonary Function in Kolkata City, India. Kathmandu Univ. Med. J. [Internet]. 2015 Oct. 20 [cited 2024 Nov. 21];13(1):24-8. Available from: https://nepjol.info./index.php/KUMJ/article/view/13748