The epidemiology of schistosomiasis in Egypt: methods, training, and quality control of clinical and ultrasound examinations.

M F Abdel-WahabDepartment of Tropical Medicine, Faculty of Medicine, Cairo University, Egypt.

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G EsmatDepartment of Tropical Medicine, Faculty of Medicine, Cairo University, Egypt.

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Y El-BoraeyDepartment of Tropical Medicine, Faculty of Medicine, Cairo University, Egypt.

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I RamzyDepartment of Tropical Medicine, Faculty of Medicine, Cairo University, Egypt.

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E MedhatDepartment of Tropical Medicine, Faculty of Medicine, Cairo University, Egypt.

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G T StricklandDepartment of Tropical Medicine, Faculty of Medicine, Cairo University, Egypt.

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Morbidity due to schistosomiasis was evaluated in a subpopulation of 14,000 of the randomized sample in the Epidemiology 1, 2, 3 Project. It was measured by using a standardized questionnaire for obtaining medical history and symptoms and by performing standardized physical and ultrasound examinations. Reported herein are descriptions of the methods and training and quality control efforts made to insure that the morbidity data was reliable and consistent when collected by 7 different teams in 9 different governorates.

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