WITKIN, G J Management of the patient with periodontal disease. [electronic resource] - Journal of the American Dental Association (1939) Nov 1957 - 625-8 p. digital Publication Type: Journal Article ISSN: 0002-8177 Standard No.: 10.14219/jada.archive.1957.0221 doi Subjects--Topical Terms: Gingival DiseasesHumansPeriodontal Diseases--therapy