The relationship of shock index, modified shock index, and age shock index with mortality in the intensive care unit . Annals of Medical Research, [S. l.], v. 26, n. 10, p. 2148–2153, 2021. Disponível em: http://annalsmedres.org/index.php/aomr/article/view/1811. Acesso em: 3 apr. 2025.