KUMAR, A., ANDRABI, S. M. .-U.-N., TEWARI, R. K., MISHRA, S. K. and IFTEKHAR, H. (2012) “An In Vitro SEM Study on the Effectiveness of Smear Layer Removal of Four Different Irrigations”, Iranian Endodontic Journal, 7(4), pp. 171–176. doi: 10.22037/iej.v7i4.2802.