Dr. Vishesh Gupta*** DBDBR. A COMPARATIVE EVALUATION OF FLEXURAL FATIGUE RESISTANCE OF PROTAPER NEXT AND PROFILE VORTEX: AN IN-VITRO STUDY. JBPR [Internet]. 2017Feb.26 [cited 2024Nov.21];6(1). Available from: https://jbpr.in/index.php/jbpr/article/view/89