THE POPULATION IMMUNITY TO THE VIRAL HEPATITIS A IN THE LIPETSK REGION IN 2002 - 2016
In the last decades changing of intensity of the viral hepatitis A epidemiological process is showed both in reduction of the sickness rate’s indicators and in decreasing number of people with immunity to this virus. As a result of the research carried out in the Lipetsk region was noticed the modern tendency formation toward the low level of the collective immunity among children and its gradual increase among teenagers and adults. Low level of the collective immunity among children, teenagers and adults attested a high risk of illness’s outbreak becoming.