title: Assessing periodontal treatment needs and periodontal status in a study of adults in north-west England.
mesh_terms: D000328:Adult; D000367:Age Factors; D003729:Dental Care; D004739:England; D005260:Female; D006301:Health Services Needs and Demand; D006302:Health Services Research; D006801:Humans; D008297:Male; D008875:Middle Aged; D010510:Periodontal Diseases / Q000175:diagnosis / Q000628:therapy*; D010512:Periodontal Index; D012737:Sex Factors; D012923:Social Class; D013997:Time Factors