Effects of Stacking Breathing Techniques on Respiratory Efficiency of Post COVID-19 Patients. Indian Journal of Physiotherapy and Occupational Therapy - An International Journal, [S. l.], v. 18, n. 5, p. 493–499, 2024. DOI: 10.37506/brrffb35. Disponível em: https://medicopublication.com/index.php/ijpot/article/view/20100. Acesso em: 1 jul. 2026.