ISLAM, M.A.; SAMAD, M.A.; RAHMAN, M.B. Evaluation of Alum Precipitated Formalin Killed Fowl Cholera Vaccines with Their Immunologic Responses in Ducks. International Journal of Poultry Science, Pakistan, v. 3, n. 2, p. 140–143, 2004. DOI: 10.3923/ijps.2004.140.143. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/155. Acesso em: 23 sep. 2025.