Общество с ограниченной ответственностью Издательско-торговая корпорация "Дашков и К". 2018. 411 с.
Of the present study was to assess essential trace element and mineral levels in serum, hair, and urine of healthy first-year students from Turkmenistan (n = 73) in comparison to students from Iran (n = 78) or Russia (n = 95).