Mehrvarzfar P, Poorhashemi A, Khodaei F, Bohlouli B, Sarkarat F, Kalantar Motamedi M, Layegh Nejad MK, Zamaheni S. The Effect of Adding Fentanyl to Epinephrine-Containing Lidocaine on the Anesthesia of Maxillary Teeth with Irreversible Pulpitis: A Randomized Clinical Trial. Iran Endod J [Internet]. 2014 Oct. 1 [cited 2024 May 2];9(4):290-4. Available from: https://journals.sbmu.ac.ir/iej/article/view/5855