Holanda, J. C. .; Pellegrino, J. .; Gazzinelli, G. .; Ramalho-Pinto, F. J. . Infectivity for Mice Intermediate Forms of Cercariae, Schistosomules and of Schistosoma Mansoni, Obtained in Vitro. Rev. Inst. Med. Trop. São Paulo 1976, 18 (6), 410-414.