[The condition of the periodontium and oral hygiene in students at a car service station].
D000293:Adolescent; D000328:Adult; D001336:Automobiles; D005247:Feeding Behavior; D006801:Humans; D009782:Occupational Dentistry; D009910:Oral Hygiene; D010519:Periodontium / Q000033:anatomy & histology*; D012907:Smoking; D014099:Toothbrushing
Stan przyzebia i higieny jamy ustnej uczniów stacji obsługi samochodów.