The effect of frequency of brushing and the type of bristle used on gingival inflammation, plaque and calculus accumulation.
D000328:Adult; D000368:Aged; D003728:Dental Calculus / Q000517:prevention & control*; D003773:Dental Plaque / Q000517:prevention & control*; D005891:Gingivitis / Q000517:prevention & control*; D006801:Humans; D008875:Middle Aged; D010512:Periodontal Index; D014099:Toothbrushing