The effectiveness of the toothkeeper program after six years.
D002648:Child; D003731:Dental Caries / Q000453:epidemiology; D005069:Evaluation Studies as Topic; D005891:Gingivitis / Q000453:epidemiology; D006267:Health Education, Dental; D006801:Humans; D009910:Oral Hygiene; D012571:School Dentistry; D013781:Texas / Q000453:epidemiology