Porphyromonas gingivalis, Bacteroides forsythus and other putative periodontal pathogens in subjects with and without periodontal destruction.
van Winkelhoff, A. J. 1; Loos, B. G. 2; van der Reijden, W. A. 1; van der Velden, U. 2
[Article] Journal of Clinical Periodontology. 29(11):1023-1028, November 2002.

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