Solé-Vernin, C. and Moody, M.D. (1973) “Beta-hemolytic streptococci grouping and group A typing in Ribeirão Preto, SP, Brazil, 1966-1970”, Revista do Instituto de Medicina Tropical de São Paulo, 15(5), pp. 272–283. Available at: https://revistas.usp.br/rimtsp/article/view/200894 (Accessed: 6 July 2024).