Anraku, Magda Mary Castelo, Aramis Augusto Pinto, Cid Vieira Franco de Godoy, and Osmane Hipólito. “Type A Influenza in Fowl: Serological Survey by Hemagglutination-Inhibition and Immunodiffusion Tests”. Revista do Instituto de Medicina Tropical de São Paulo 18, no. 1 (February 9, 1976): 6–9. Accessed June 28, 2024. https://revistas.usp.br/rimtsp/article/view/198014.