Document Type : original article
Authors
1 Associate Professor, Dept of Endodontics, School of Dentistry and Dental Research Center of Mashhad University of Medical Sciences, Mashhad, Iran
2 Professor, Dept of Endodontics, School of Dentistry and Dental Research Center of Mashhad University of Medical Sciences, Mashhad, Iran
3 Endodontist
4 Associate Professor, Dept of Surgery, School of Veterinary Medicine, Ferdowsi University, Mashhad, Iran