Effects of Combining Blow Bottle and Percussion Techniques in Patients with Chronic Obstructive Pulmonary Disease: A Randomised Controlled Trial. LMJHCR [Internet]. 2024 Jun. 30 [cited 2025 Oct. 27];2(1):e12. Available from: https://linkmjhcr.com/index.php/lmj/article/view/12