ASAD HAFEEZ; HASHMI, M.; AHMAD, N.; HASHMI, S.; ISMAIL, T. . Association between ABO Blood Groups and Clinical Characteristics, Severity, and Outcomes of COVID-19 Patients. Pakistan Journal of Chest Medicine, [S. l.], v. 32, n. 1, p. 33–39, 2026. Disponível em: https://pjcm.net/index.php/pjcm/article/view/1117. Acesso em: 22 jun. 2026.