Tooth occlusion in school children. British Columbia Children's Dental Health Survey 1980.
D000293:Adolescent; D001955:British Columbia; D002648:Child; D003753:Dental Health Surveys; D003766:Dental Occlusion; D006801:Humans; D008310:Malocclusion / Q000453:epidemiology / Q000628:therapy; D009973:Orthodontics, Preventive