KAZMI, M. M.; SALAHUDDIN, N. Are we ready for an ICU Scoring System? The APACHE IV score. Pakistan Journal of Chest Medicine, [S. l.], v. 17, n. 1, 2011. Disponível em: https://pjcm.net/index.php/pjcm/article/view/136. Acesso em: 6 jun. 2026.