Dr. S. Shanmugasundaram, Dr. Mishra Aniket Suryamani, Dr. Pravin Selvam, Dr. Jayavignesh Jayachandran. A Study On The Correlation Between Clinical Features, Spirometry And Abg In Acute Exacerbation Of Obstructive Lung Disease. kuey [Internet]. 2024 May 3 [cited 2025 Oct. 25];30(5):889-94. Available from: https://kuey.net/index.php/kuey/article/view/2976