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the epidemiology of schistosomiasis in egypt: assiut governorate.in the assiut, egypt epidemiology 1, 2, 3 investigation, a sample of 14,204 persons in 10 villages, 31 ezbas (satellite communities), and 2,286 households was drawn from a rural population of 1,598,607. parasitologic examination of urine and stool were made for schistosoma haematobium and s. mansoni, and physical and ultrasound examinations were made on a 20% subsample. the overall estimated prevalence of s. haematobium was 5.2 +/- 0.5 (+/- se). this varied considerably by village and ezba, rang ...200010813503
relationship between pure schistosoma haematobium infection in upper egypt and irrigation systems. part ii: host characteristics. the general prevalence of schistosoma haematobium, age and sex distribution.the epidemiology of bilharziasis was studied in four villages in assiut governorate. these villages were almost similar with respect to their socioeconomic conditions, modes of living, availability and date of introduction of medical services. the first village, gezirat el-maabda, has a basin system of irrigation. the other three villages had shifted to the perennial system of irrigation for three years in nazza karrar, 26 years in el-ghorayeb and 95 years in garf sarhan and were similar with re ...19751230347
relationship between pure schistosoma haematobium infection in upper egypt and irrigation systems. part 1: methods of study.four villages in assiut governorate were studied. they were matched for availability and time of introduction of medical services, the size of population and the socioeconomic status. one village had a basin system of irrigation. the other three villages had perennial irrigation introduced at different dates. a sketch map of each village was made showing the location of every house and the irrigation channels. total coverage was intended in gezirat el-maabda (with basin irrigation) and nazza kar ...19751230346
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