[A comparison of 4 methods of toothbrushing and how they can be learned in school].
D002648:Child; D006267:Health Education, Dental; D006801:Humans; D009910:Oral Hygiene / Q000592:standards; D012571:School Dentistry; D014099:Toothbrushing / Q000592:standards*
Ein Vergleich von 4 Zahnputzmethoden and ihre Erlernbarkeit im Schulalter.