Periodontal conditions in Norwegian soldiers--an epidemiological and experimental study.
D000328:Adult; D003728:Dental Calculus / Q000453:epidemiology; D003792:Dental Records; D005891:Gingivitis / Q000453:epidemiology; D006267:Health Education, Dental; D006801:Humans; D008297:Male; D008885:Military Dentistry; D009664:Norway; D010510:Periodontal Diseases / Q000453:epidemiology*; D010512:Periodontal Index; D014099:Toothbrushing / Q000193:education