[Experience in the study of the epidemiology and prevention of intestinal infections under conditions of the extreme north of western Siberia].

A study was made of peculiarities of typhoid and dysentery and of conditions promoting the spread of these infections in the Yamalo-Nenetsk National Area. The efficacy of antiepidemic measures conducted against these infections under conditions of the extreme north was assessed. A sharp fall of typhoid incidence was reached. As to dysentery-the complex of measures carried out could not significantly influence the direction of the epidemic process (for this purpose elaboration of special prophylactic measures is required).