Ribeiro-Netto, A., Tamara Nikitin, and I. F. Ribeiro. “Q Fever Study in São Paulo. III. Prevalence on Milkers and Dairy Farm Workers”. Revista do Instituto de Medicina Tropical de São Paulo 6, no. 6 (December 10, 1964): 255–257. Accessed May 20, 2024. https://www.revistas.usp.br/rimtsp/article/view/202270.