Iaria, Sebastião Timo. “ Determination of 1, 2 and 3 Major Antigens in Bordetella Pertussis Strains Isolated from Brazilian Children With Whooping-Cough ”. Revista De Saúde Pública, vol. 11, no. 3, Sept. 1977, pp. 410-5, https://doi.org/10.1590/S0034-89101977000300013.