Selenium content of tooth enamel obtained from two South African ethnic groups.
D000293:Adolescent; D044383:Black People; D003743:Dental Enamel / Q000032:analysis*; D005006:Ethnicity; D005260:Female; D006801:Humans; D008297:Male; D012643:Selenium / Q000032:analysis*; D013019:South Africa / Q000208:ethnology; D044465:White People
D012643:Selenium