Comparative Study Of Pulmonary Function Improvement In COPD: HFCWO Vs Manual Chest Physiotherapy. International Journal of Environmental Sciences, [S. l.], p. 1360–1371, 2025. DOI: 10.64252/49r5d265. Disponível em: https://theaspd.com/index.php/ijes/article/view/3023.. Acesso em: 17 sep. 2026.