1Post Graduate Student, Department of Oral Medicine and Radiology, Guru Nanak Dental College and Research Institute, Sunam, Punjab
2Professor & Head, Department of Oral Medicine and Radiology, Guru Nanak Dental College and Research Institute, Sunam, Punjab
3Professor, Department of Oral Medicine and Radiology, Guru Nanak Dental College and Research Institute, Sunam, Punjab
4Reader, Department of Oral Medicine and Radiology, Guru Nanak Dental College and Research Institute, Sunam, Punjab
5Reader, Department of Oral Medicine and Radiology, Guru Nanak Dental College and Research Institute, Sunam, Punjab
6Professor & Head, Department of Oral Medicine and Radiology, Guru Nanak Dental College and Research Institute, Sunam, Punjab
*Address for Correspondence: Dr. M.K. Sunil, Professor and Head, Department of Oral Medicine and Radiology Guru Nanak Dental College and Research Institute, Sunam, Punjab, e-mail: preethiprajana@gmail.com
Online published on 18 May, 2016.