1.
Effect of Oscillatory Positive Expiratory Pressure in Sputum Retention, Pulmonary Function, and Thoracic Expansion in Open Abdominal Surgery -A Randomized Controlled Trial. Int J Physio [Internet]. 2025 Mar. 9 [cited 2026 May 7];12(1):98-103. Available from: https://www.ijphy.com/index.php/journal/article/view/1679