[Current state of the etiological problem of periodontal disease].
D003769:Dental Occlusion, Traumatic / Q000150:complications; D003773:Dental Plaque / Q000150:complications; D006801:Humans; D010510:Periodontal Diseases / Q000209:etiology*; D014099:Toothbrushing
Estado actual del problema etollogico de la enfermedad periodontal.