Shahriari, S., Abedi, H., Hashemi, M. and Jalalzadeh, S.M. 2009. Comparison of removed dentin thickness with hand and rotary instruments. Iranian Endodontic Journal. 4, 2 (Oct. 2009), 69–73. DOI:https://doi.org/10.22037/iej.v4i2.1352.