title: [Crown-root ratio as a predisposing factor of periodontal diseases. A comparison of crown-root ratio between the extracted teeth because of periodontal disease and the remaining teeth of the cadavers (author's transl)].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003769:Dental Occlusion, Traumatic / Q000209:etiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009811:Odontometry; D010510:Periodontal Diseases / Q000209:etiology*; D014070:Tooth / Q000033:anatomy & histology*; D014092:Tooth Root / Q000033:anatomy & histology*