Introduction Success of any endodontic treatment depends on strict adherence to endodontic triad. up to Root Canal Size (RCL) & (RCL C1 mm) respectively; sub group C & D were instrumented using ProTaper Common (PTU) up to RCL and (RCL -1mm) respectively; subgroup E & F were instrumented using ProTaper Next (PTN) up to RCL… Continue reading Introduction Success of any endodontic treatment depends on strict adherence to