[Oral hygiene and periodontal disease in a school population].
D002648:Child; D006801:Humans; D009909:Oral Health; D010510:Periodontal Diseases / Q000453:epidemiology*; D010512:Periodontal Index; D012571:School Dentistry; D012802:Sicily; D014099:Toothbrushing
Rapporti tra igiene orale e malattia paraodontale in etá scolare.