title: Actinobacillus actinomycetemcomitans and Porphyromonas gingivalis in periodontal disease.
mesh_terms: D016976:Aggregatibacter actinomycetemcomitans / Q000472:pathogenicity*; D006801:Humans; D010510:Periodontal Diseases / Q000382:microbiology*; D016966:Porphyromonas gingivalis / Q000472:pathogenicity*