Analysis of heart rate variability in elderly in the intensive care unit submitted to the Bag Squeezing maneuver. Research, Society and Development, [S. l.], v. 10, n. 6, p. e17310615662, 2021. DOI: 10.33448/rsd-v10i6.15662. Disponível em: https://rsdjournal.org/rsd/article/view/15662. Acesso em: 5 dec. 2025.