Impact Of Active Cycle Of Breathing Technique On Selected Pulmonary Outcomes In Post-COVID Syndrome Patients. Journal of Pharmaceutical Negative Results, [S. l.], p. 710–717, 2023. DOI: 10.47750/pnr.2023.14.S02.87. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/6801.. Acesso em: 3 jun. 2026.