S. A. Oliveira, “ Measles antibody prevalence after mass immunization campaign in Niterói, State of Rio de Janeiro, Brazil ”, Rev. Inst. Med. Trop. São Paulo, vol. 38, no. 5, pp. 355–358, Oct. 1996, Accessed: Apr. 27, 2024. [Online]. Available: https://www.revistas.usp.br/rimtsp/article/view/29400