Silva Jr, Almir Ribeiro da, Lucy Santos Villas-Boas, Tania Regina Tozetto-Mendoza, Layla Honorato, Anderson de Paula, Steven S. Witkin, and Maria Cassia Mendes-Correa. “Generation of Neutralizing Antibodies Against Omicron, Gamma and Delta SARS-CoV-2 Variants Following CoronaVac Vaccination”. Revista do Instituto de Medicina Tropical de São Paulo 64 (May 16, 2022): e19. Accessed May 3, 2024. https://www.revistas.usp.br/rimtsp/article/view/195401.