Studies in the Design and Analysis of Dental Experiments. IV. A Modified Analysis of Variance in a Clinical Toothbrushing Experiment

Abstract

Get full access to this article

View all access options for this article.

References

Chilton, Neal W. , Didio, A.F. , and Rothner, J.T. A Comparison of the Clinical Effectiveness of an Electric and a Standard Toothbrush in Normal Individuals, J.A.D.A. (In press.)

Massler, Maury , and Schour, Isaac. The P-M-A Index of Gingivitis , J. D. Res., 28:634, December, 1949.

Chilton, Neal W. Analysis in Dental Research, pp. 179-80. Washington, D.C. : Office of Technical Services, U.S. Department of Commerce, 1953.

Ibid., pp. 180-85.