Current concepts of periodontitis.
D000293:Adolescent; D000328:Adult; D010520:Aggressive Periodontitis / Q000145:classification / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D002648:Child; D006801:Humans; D010518:Periodontitis / Q000145:classification / Q000209:etiology / Q000503:physiopathology* / Q000628:therapy; D011627:Puberty