Coelho, Paulo Marcos Z., Rômulo T. Mello, and Sílvia E. Gerken. 1991. “ Schistosoma Mansoni: Acquired Immunity in Mice After the Use of Oxamniquine at the Evolutive Skin and Pulmonary Phases ”. Revista Do Instituto De Medicina Tropical De São Paulo 33 (1): 28-31. https://www.revistas.usp.br/rimtsp/article/view/28788.