DR. BHAVANI. R. BCG Vaccine Induces Immunity and Protects Against Covid-19?. Global Journal of Medical Research, [S. l.], v. 20, n. C4, p. 27–31, 2020. Disponível em: https://medicalresearchjournal.org/index.php/GJMR/article/view/2248. Acesso em: 7 may. 2024.