The Effect of Toothbrushing Frequency on Periodontal Disease Measurements
Horton, John E., Zimmermann, Eugene R., Collings, C. KennethVolume:
40
Language:
english
Journal:
Journal of Periodontology
DOI:
10.1902/jop.1969.40.1.14
Date:
January, 1969
File:
PDF, 667 KB
english, 1969