1. Effect of controlled oral hygiene procedures on caries and periodontal disease in adults. Results after 6 years
2. 2. Drisko CL, Cochran DL, Blieden T, Bonwsma OJ, Cohen RE, Damoulis O, Fine JB, Greenstein G, Hinrichs J, Somerman MJ, Iacomo V, Genco RJ (2000) Position paper: sonic and ultrasonic scalers in periodontics. Research science and therapy committee of the American Academy of Periodontology. J Periodontol 71, 1782-1801.
3. 3. Bhaskar SN, Grower MF, Cutright DE (1972) Gingival healing after hand and ultrasonic scaling – biochemical and histologic analysis. J Periodontol 43, 31-34.
4. Airpolishing effects on enamel, dentine, cement and bone
5. 5. Bjornson EJ, Collins DE, Engler WO (1990) Surface alteration of composite resins after curette, ultrasonic, and sonic instrumentation: an in vitro study. Quintessence Int 21, 381-389.