[Nosogeography of intestinal infections in the Pskov region].
D000208:Acute Disease; D006801:Humans; D007410:Intestinal Diseases / Q000453:epidemiology*; D012426:Russia; D014435:Typhoid Fever / Q000453:epidemiology
Nozogeografiia kishechnykh infektsiĭ v Pskovskoĭ oblasti.