Malocclusion prevalence in 14-year-old Pretoria Caucasoids.
D000293:Adolescent; D003753:Dental Health Surveys; D005260:Female; D006801:Humans; D008297:Male; D008310:Malocclusion / Q000453:epidemiology*; D012737:Sex Factors; D012959:Socioeconomic Factors; D013019:South Africa