The efficacy of COVID–19 treatment’s guidelines that have been used in Iraq from January–April, 2020. Avicenna Journal of Medical Sciences, [S. l.], v. 3, n. 1, 2025. DOI: 10.59119/ajms.2023(3).1.3. Disponível em: https://avicennajms.org/index.php/ajms/article/view/13.. Acesso em: 15 jun. 2026.