[CITATION][C] The gingival index, the plaque index and the retention index systems
H L�e�- The Journal of Periodontology, 1967 - Wiley Online Library
H L�e
The Journal of Periodontology, 1967•Wiley Online Library5. Ramfjord, SP, Nissle, RR, Shick, RA and Cooper, H.: Subgingival curettage versus
surgical elimi-nation of periodontal pockets. J. Periodont.(In press). 6. Russell, AL: A system
of classification and scoring for prevalence surveys of periodontal disease. J. dent. Res., 35:
350-359, 1956. 7. Smith, WA and Ash, MM, Jr.: A clinical evaluation of an electric toothbrush.
J. Periodont., 35: 127-136, 1964.
surgical elimi-nation of periodontal pockets. J. Periodont.(In press). 6. Russell, AL: A system
of classification and scoring for prevalence surveys of periodontal disease. J. dent. Res., 35:
350-359, 1956. 7. Smith, WA and Ash, MM, Jr.: A clinical evaluation of an electric toothbrush.
J. Periodont., 35: 127-136, 1964.
5. Ramfjord, S. P., Nissle, R. R., Shick, R. A. and Cooper, H.: Subgingival curettage versus surgical elimi-nation of periodontal pockets. J. Periodont.(In press). 6. Russell, A. L.: A system of classification and scoring for prevalence surveys of periodontal disease. J. dent. Res., 35: 350-359, 1956. 7. Smith, WA and Ash, M. M., Jr.: A clinical evaluation of an electric toothbrush. J. Periodont., 35: 127-136, 1964.
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