Malathi, G., S. Sarathi, and V. Hemavathy. “Effectiveness of Interventional Package on Pulmonary Functional Parameters Among Patients With Chronic Obstructive Pulmonary Disease Admitted in Selected Medical College and Hospital”. European Journal of Applied Sciences, vol. 12, no. 2, Apr. 2024, pp. 289-93, doi:10.14738/aivp.122.16748.