[Problems in the prevention of periodontal diseases].
D003729:Dental Care; D003777:Dental Prophylaxis; D004781:Environmental Exposure; D006267:Health Education, Dental; D006801:Humans; D009909:Oral Health; D010510:Periodontal Diseases / Q000209:etiology / Q000517:prevention & control*
Problematik der Prävention von Parodontopathien