[Increase of marginal gingivitis in juveniles].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005891:Gingivitis / Q000453:epidemiology*; D006267:Health Education, Dental; D006801:Humans; D009909:Oral Health
Zunahme marginaler Schleimhauterkrankungen bei Jugendlichen.