Savadkouhi, Sohrab Tour, and Mahta Fazlyab. “Discoloration Potential of Endodontic Sealers: A Brief Review”. Iranian Endodontic Journal 11, no. 4 (September 1, 2016): 250–254. Accessed May 4, 2024. https://journals.sbmu.ac.ir/iej/article/view/11970.