el-Ridi, A M Immunization of rats against Trypanosoma lewisi infection. [electronic resource] - Journal of the Egyptian Society of Parasitology Dec 1985 - 455-61 p. digital Publication Type: Journal Article ISSN: 1110-0583 Subjects--Topical Terms: AnimalsImmunizationRatsTrypanosoma lewisi--immunologyTrypanosomiasis--immunologyUltraviolet Rays