Root anatomy: a local factor in inflammatory periodontal disease.
D001641:Bicuspid / Q000473:pathology; D006801:Humans; D007180:Incisor / Q000473:pathology; D008963:Molar / Q000473:pathology; D010510:Periodontal Diseases / Q000209:etiology; D010518:Periodontitis / Q000209:etiology*; D014092:Tooth Root / Q000002:abnormalities* / Q000473:pathology