DOGRUYOL, S.; KOCAK, A. O.; AKBAS, I.; ÇAKIR, Z. The Charlson Comorbidity Index: predicting readmission and severity in emergency departments. European Journal of Clinical and Experimental Medicine, [S. l.], v. 19, n. 4, p. 313–317, 2021. DOI: 10.15584/ejcem.2021.4.4. Disponível em: https://journals.ur.edu.pl/ejcem/article/view/11915. Acesso em: 28 dec. 2025.