Selenium occurs naturally in a number of inorganic forms, including selenide, selenate, and selenite. In soils, selenium most often occurs in soluble forms such as selenate (analogous to sulfate), which are lea
They additionally suggest that selenium-deficient soils may contribute to low zinc status in those same Mongolian children. This would follow research by Gibson et al. [53], who showed that low selenium status seems to cause low zinc status. McGlashan references an article by Levander [81] i...