Clinical Dentin Hypersensitivity:  Understanding the Causes and Prescribing a Treatment Peter L. Jacobsen, PhD, DDS and Gretchen Bruce, DDS, MBA Dentin Hypersensitivity is a common problem affecting approximately 1 in 4 adults.  The author provides a review of the causes of this condition and some strategies for treating it.
	The Effect of EDTA on the Attachment and Growth of Cultured Human Gingival Fibroblasts in Periodontitis-Affected Root Surface Nadir Babay, DDS, MS, DESM This study analyzes the effects of 5% and 24% EDTA on the attachment of gingival fibroblasts to periodontally diseased root surfaces.
	Evaluation of a Digital Measurement Tool to Estimate Working Length in Endodontics Federico Lamus, DDS; Jerald O. Katz, DMD, MS; Alan G. Glaros, PhD This study compares the segmental measurement tool from the Shick Technologies CDR digital system with the conventional film radiography measurement technique to determine preoperative working length in an endodontic procedure.
	Effects of a Chewable Sodium Bicarbonate Oral Composition on Plaque and Gingivitis Gayle Bunger McCombs, MS; Margaret Lappen Green, MS; Jennifer Root, RDH This pilot study evaluates the effects of an effervescent sodium bicarbonate-based oral composition on plaque and gingivitis.