title: A COMPARISON OF A MODIFIED PERIODONTAL SCORING SYSTEM WITH RUSSELL'S PERIODONTAL INDEX.
mesh_terms: D000293:Adolescent; D002648:Child; D005891:Gingivitis; D006801:Humans; D008409:Mastication; D008963:Molar; D010510:Periodontal Diseases; D010512:Periodontal Index; D010518:Periodontitis
keywords: ADOLESCENCE; CHILD; GINGIVITIS; MASTICATION; MOLAR; PERIODONTAL DISEASES; PERIODONTITIS