title: [Research of periodontal disease in the infirmaries for severely disabled patients in Miyagi prefecture].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003753:Dental Health Surveys; D006233:Persons with Disabilities; D006801:Humans; D007564:Japan; D009909:Oral Health; D010510:Periodontal Diseases / Q000453:epidemiology*