Figure 2. working length radiograph

From

Successful Endodontic Management Using Er,Cr:YSGG Laser Disinfection of Root Canal in a Case of Large Periapical Pathology

Dr. Ambica Khetarpal, Dr.Ramanathan Ravi, Dr. Sarika Chaudhary, Dr. Sangeeta Talwar, Dr Mahesh Verma, Dr. Ambica Kathuria

International Journal of Dental Sciences and Research. 2013, 1(3), 63-66 doi:10.12691/ijdsr-1-3-6