[REGIONAL INDICES OF TRACE ELEMENT LEVELS IN HAIR IN CHLILDREN OF THE POPULATION OF THE IRKUTSK REGION].

747 hair samples of the pre-school aged children from different regions of the Irkutsk Region have been analyzed with the aim to establish the regional reference indices. The measurements were performed by the atomic-absorption method. The population deficiency of the essential microelements of zinc, copper along with the simultaneous excess of magnesium, mercury was revealed to be observed at the territory of the Irkutsk Region. According to the results of the study of mercury level in biological medias of the children population of the Irkutsk region it is possible to mark the unfavorable areas where chronic anthropogenic load has led to the accumulation of mercury in the body.