Is the six-monthly dental examination generally necessary?
D000293:Adolescent; D000328:Adult; D000368:Aged; D003731:Dental Caries / Q000517:prevention & control; D006801:Humans; D008310:Malocclusion / Q000517:prevention & control; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000517:prevention & control; D010510:Periodontal Diseases / Q000517:prevention & control; D011313:Preventive Dentistry; D011322:Primary Prevention