FONSECA, Diana et al. Are frail patients more susceptible to intraoperative hypotension and 30-day mortality?. Journal of the Portuguese Society of Anesthesiology, [S. l.], v. 31, n. 1, 2022. DOI: 10.25751/rspa.24526. Disponível em: https://revistas.rcaap.pt/anestesiologia/article/view/24526. Acesso em: 10 dec. 2025.