Cluster Analysis of Biochemical Markers as Predictor of COVID-19 Severity. Baghdad Science Journal, Iraq, Baghdad, v. 19, n. 6(Suppl.), p. 1423, 2022. DOI: 10.21123/bsj.2022.7454. Disponível em: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/7454.. Acesso em: 9 jun. 2025.