Overview and Recommendations on Worrying SARS-CoV-2 Virus Variants (VOC). Al-Nahrain Journal of Science, [S. l.], v. 25, n. 3, p. 51–52, 2022. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/2368. Acesso em: 15 apr. 2025.