Prevention and control of periodontal disease at the community level: is it feasible? Evaluation of the success of clinical trials and community programmes.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002986:Clinical Trials as Topic; D003149:Community Dentistry / Q000379:methods*; D005069:Evaluation Studies as Topic; D006301:Health Services Needs and Demand; D006801:Humans; D010510:Periodontal Diseases / Q000517:prevention & control*; D011636:Public Health Dentistry / Q000379:methods*