title: A comparison of four epidemiological methods of assessing periodontal disese. 2. Test of periodontal indices.
mesh_terms: D000328:Adult; D003753:Dental Health Surveys; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010510:Periodontal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D010512:Periodontal Index / Q000592:standards*; D011859:Radiography; D014086:Tooth Mobility / Q000175:diagnosis; D014481:United States