Mohanty, Dr. L. K., and Dr. Rashim Vachhani. “Spirometry in Diffuse Parenchymal Lung Diseases”. International Journal of Innovative Research in Medical Science 3, no. 03 (April 25, 2018): 1804 to 1808. Accessed May 4, 2024. https://ijirms.in/index.php/ijirms/article/view/329.