An Overview: the types of Covid-19 vaccines in Iraq. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences, [S. l.], v. 30, n. 1, p. 248–256, 2022. DOI: 10.29196/jubpas.v30i1.4169. Disponível em: https://journalofbabylon.com/index.php/JUBPAS/article/view/4169. Acesso em: 19 apr. 2025.