A. D. Coutinho, “ A new dynamic approach to the diagnosis of Symmer’ fibrosis in schistosomiasis by ultrasound ”, Rev. Inst. Med. Trop. São Paulo, vol. 32, no. 2, pp. 73–77, Apr. 1990, Accessed: Mar. 17, 2025. [Online]. Available: https://revistas.usp.br/rimtsp/article/view/28713