el Ridi, A M Serological studies on toxoplasmosis in Zagazig slaughterhouse. [electronic resource] - Journal of the Egyptian Society of Parasitology Dec 1990 - 677-81 p. digital Publication Type: Journal Article ISSN: 1110-0583 Subjects--Topical Terms: AbattoirsAnimalsAnimals, DomesticEgypt--epidemiologyHumansOccupational Diseases--epidemiologyPrevalenceToxoplasmosis--epidemiologyToxoplasmosis, Animal--epidemiology