Improving the function of vital lung capacity of post-COVID-19 patients through deep breathing exercises. Healthcare in Low-resource Settings, [S. l.], v. 13, n. 4, 2025. DOI: 10.4081/hls.2025.14040. Disponível em: https://www.pagepressjournals.org/hls/article/view/14040. Acesso em: 29 apr. 2026.