KHALED, Heba. Association of Ferritin and HbA1c with Disease Severity in COVID-19 Patients. Al-Bayan Journal for Medical and Health Sciences, Baghdasd, Iraq., v. 4, n. 1, 2025. Disponível em: https://abjmhs.albayan.edu.iq/index.php/abjmhs/article/view/59. Acesso em: 29 dec. 2025.