Purpose: This study aimed to investigate the effect of glide path preparation before shaping with reciprocating single-file. rotary single-file and multiple-file systems on the debris extrusion from the apical. and on the root canal transportation. Materials and Methods: One hundred twenty curved mesial root canals of mandibular first molars were randomly distributed to six groups (n=... https://www.hindigyanvishv.com/best-flash-CoQ-Clear-100-Ubiquinol-60-Softgels-Citrus-deal-zone/