الفهرس 
INTRODUCTION AND AIM OF THE WORKOnly 14 pages are availabe for public view
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Abstract
The study village, Tannikh, is located 18 kilometers away from Mansoura city, the capital of Dakahlia Governorate, in the heart of Nile Delta. Population census followed by systematic random sampling were carried out at the begining of 1986. The sample size was 688 individuals (9.5% of the total population of the village), only 595 (86.5%) were studied in full and 93 (13.5%) were regarded as non-respondants. Another sample (300 pupils) was selected randomly from the village primary school children. The full scale study was preceeded by a pilot study. In the full scale study, measures of infection namely prevalence, incidence and intensity (u~ing the Kato thick smear technique) were carried out. Measures of overt clinical disease were investigated and correlated with prevalence and intensity of infection in both population and school samples. A health questionnaire was designed, and filled by all individuals, aiming at studying the KAP (Knowledge,