作者: D. M. Roder , P. Sundrum , H. Boundy , M. Inger
DOI: 10.1111/J.1834-7819.1977.TB04434.X
关键词:
摘要: — A dental health education programme for fourth and fifth year high school students reduced the levels of debris periodontal disease significantly. Although use recommended toothbrushes fluoride paste was increased demand professional care greater in control group.