Oral hygiene instruction in children using manual and electric toothbrushes. Benefits after six months.
D000293:Adolescent; D002648:Child; D003742:Dental Devices, Home Care / Q000379:methods*; D005881:Gingiva; D006801:Humans; D009910:Oral Hygiene; D010512:Periodontal Index; D014099:Toothbrushing / Q000379:methods*