title: Correlation between subgingival bacterial proportions at individual sites in untreated moderate-advanced periodontal disease: single sampling versus multiple sampling.
authors.forename: G J
authors.initials: GJ
authors.lastname: Penner
authors.forename: M J
authors.initials: MJ
authors.lastname: Deasy
mesh_terms: D001419:Bacteria / Q000302:isolation & purification*; D003625:Data Collection / Q000379:methods; D006801:Humans; D010512:Periodontal Index; D010518:Periodontitis / Q000382:microbiology*