title: Periodontal disease and oral hygiene in trisomy 21.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004314:Down Syndrome / Q000150:complications*; D005260:Female; D006778:Hospitals, Psychiatric; D006801:Humans; D008607:Intellectual Disability; D008297:Male; D009520:New Zealand; D010510:Periodontal Diseases / Q000453:epidemiology*; D010512:Periodontal Index; D013223:Statistics as Topic; D014081:Tooth Extraction