Asnaashari, M., Ghorbanzadeh, S., Azari-Marhabi, S. and Mojahedi, S.M. 2017. Laser Assisted Treatment of Extra Oral Cutaneous Sinus Tract of Endodontic Origin: A Case Report. Journal of Lasers in Medical Sciences. 8, 3 (Aug. 2017), S68-S71.