[The effect of orthodontic appliances on the periodontium and oral hygiene].
D000293:Adolescent; D006801:Humans; D009911:Oral Hygiene Index; D009967:Orthodontic Appliances / Q000009:adverse effects*; D010510:Periodontal Diseases / Q000209:etiology*; D010512:Periodontal Index
Wpływ aparatów ortodontycznych na przyzebie i higiene jamy ustnej.