Golla Keerthi, Epstein Joel B, Cabay Robert J
Department of Oral Medicine and Diagnostic Services, College of Dentistry, University of Illinois at Chicago, Chicago, Ill, USA.
Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2004 Nov;98(5):516-21. doi: 10.1016/S1079210404006432.