title: [The role of trauma and dentoalveolar trauma in the development of pyorrheic periodontal diseases].
mesh_terms: D005882:Gingival Diseases; D006801:Humans; D010510:Periodontal Diseases; D010518:Periodontitis / Q000209:etiology*
keywords: PERIODONITIS/etiology and pathogenesis; TRAUMATISM/in oral diseases
vernacular_title: Le rôle du trauma et du traumatisme alvéolo-dentaire dans l'évolution des parodontoses pyorrhéiques.