Periodontal surgery: whys and when.
D003773:Dental Plaque / Q000517:prevention & control; D012534:Dental Scaling; D006801:Humans; D010510:Periodontal Diseases / Q000601:surgery* / Q000628:therapy; D010514:Periodontal Pocket / Q000628:therapy; D013997:Time Factors; D014092:Tooth Root / Q000601:surgery