The role of subgingival curettage in periodontal therapy.
D005891:Gingivitis / Q000601:surgery; D005892:Gingivitis, Necrotizing Ulcerative / Q000601:surgery; D006801:Humans; D008722:Methods; D010510:Periodontal Diseases / Q000601:surgery*; D013357:Subgingival Curettage / Q000295:instrumentation*