The Prevalence of Urinary Schistosomiasis among School Children in Abougoudam and Chokoyan in Ouaddaï, Chad - Abdel-Aziz, Mahamat; Doungus, Djamaladine; Daiba, Ahmota; Adam, Abdel-Mahamoud; Alio, Hamit (Iranian Journal of Parasitology, 2025)