SOCRANSKY, S. S. Relationship of bacteria to the etiology of periodontal disease. J. Dent. Res. 1970, 49, 203-222
BJORBY, A. The relative significance of different local factors in the intiation and development of periodontal inflammation. J. Periodont. Res. 1967, 2, 76-77
浜田茂幸. 歯周病と感染. 歯周治療の科学. 1991, 78-85
GROSSI, S. G. Assessment of risk for periodontal disease. I. Risk indicators for attachment loss. J. Periodontol. 1994, 65, 260-267
OLIVER, R. C. Diabetes-a risk factor for periodontitis in Adults?. J. Periodontol. 1994, 65, 530-538