13. 'Abed, Y.A. An Epidemiological Study of the Prevalence of Intestinal Parasites and their Effect on Hb and Growth and Development in Children of Jabalia Village. MSc Dissertation, Hadassah Medical School, Jerusalem, 1979, 94 pp.

A field survey of preschool children was conducted in Jabalia village including 411 children. Prevalence rates were 62.3% Ascaris lumbriciodes, 17% Giardia lamblia and 3.7% Ancylostoma. Associations were found between prevalence rates and a number of environmental variables. A strong correlation between parasitism and anaemia is noted.