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The effect of nonsurgical periodontal therapy on hemoglobin A1c levels in persons with type 2 diabetes and chronic periodontitis: a randomized clinical trial.
Engebretson SP, Hyman LG, Michalowicz BS, Schoenfeld ER, Gelato MC, Hou W, Seaquist ER, Reddy MS, Lewis CE, Oates TW, Tripathy D, Katancik JA, Orlander PR, Paquette DW, Hanson NQ, Tsai MY. Engebretson SP, et al. JAMA. 2013 Dec 18;310(23):2523-32. doi: 10.1001/jama.2013.282431. JAMA. 2013. PMID: 24346989 Free PMC article. Clinical Trial.
Design features of the Diabetes and Periodontal Therapy Trial (DPTT): a multicenter randomized single-masked clinical trial testing the effect of nonsurgical periodontal therapy on glycosylated hemoglobin (HbA1c) levels in subjects with type 2 diabetes and chronic periodontitis.
DPTT study group; Engebretson S, Gelato M, Hyman L, Michalowicz BS, Schoenfeld E. DPTT study group, et al. Contemp Clin Trials. 2013 Nov;36(2):515-26. doi: 10.1016/j.cct.2013.09.010. Epub 2013 Sep 27. Contemp Clin Trials. 2013. PMID: 24080100 Free PMC article. Clinical Trial.