SHAH, S. B.; CHAWLA, R.; RAWAL, S. K.; MEHTA, A.; PARKASH, A. SARS-CoV-2: comparison of IgG levels at 9 months post second dose of vaccination in COVID-survivor and COVID-naïve healthcare workers. International Journal of Research in Medical Sciences, [S. l.], v. 10, n. 5, p. 1139–1144, 2022. DOI: 10.18203/2320-6012.ijrms20221189. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/10697. Acesso em: 14 oct. 2025.