Javidi, Maryam, Parisa Dastmalchi, Mina Zarei, Maryam Shayani Rad, and Ahmad Ghorbani. 2017. “In Vitro Cytotoxicity of a New Nano Root Canal Sealer on Human Gingival Fibroblasts”. Iranian Endodontic Journal 12 (2):220-25. https://doi.org/10.22037/iej.v12i2.10898.