Specific features of trace element status in school children
An analysis of trace element concentration in St. Petersburg school children hair was performed. Signifi cant iron defi ciency was revealed in 95 % of children. Over 20 per cent of the children tested showed increased concentration of cobalt. Several diff erences in the trace elements contents depending on the place of residence were discovered. Th ese fi ndings indicate both environmental disbalance in the region and defi ciency of certain trace elements in the childrens diet.