S. E. . Gerken, U. . Kawazoe, J. . Pellegrino, and T. . Yamazato, “Scanning electron microscopy in schistosomiasis mansoni. I – Morphological aspects in connection with the cercaricidal activity of guinea-pig serum”, Rev. Inst. Med. Trop. São Paulo, vol. 15, no. 4, pp. 212–217, Aug. 1973, Accessed: Jun. 30, 2024. [Online]. Available: https://revistas.usp.br/rimtsp/article/view/200870