title: [Periodontology'81: continued growth on proven fundamentals].
mesh_terms: D006801:Humans; D010510:Periodontal Diseases / Q000209:etiology / Q000517:prevention & control / Q000628:therapy; D010517:Periodontics / Q000639:trends*
vernacular_title: Parodontologie '81: Weiterbau auf erprobtem Fundament.