Dr. Ravindran Chetambath. “Treatable Trait Concept in the Management of Chronic Obstructive Pulmonary Disease”. The Indian Practitioner 77, no. 5 (October 30, 2024): 18-21. Accessed November 8, 2024. https://articles.theindianpractitioner.com/index.php/tip/article/view/1760.