Assessment of frailty, respiratory muscle strength, and functionality in patients with ischemic heart disease undergoing myocardial revascularization. Research, Society and Development, [S. l.], v. 15, n. 3, p. e0615350673, 2026. DOI: 10.33448/rsd-v15i3.50673. Disponível em: https://rsdjournal.org/rsd/article/view/50673. Acesso em: 3 mar. 2026.