Kianvash Rad, Niloofar, Bahar Javid, Hasan Torabzadeh, and Arezoo Ghahari. “Effect of Aging on Discoloration of Two Composite Surface Sealants”. Journal of Dental School 35, no. 2 (March 6, 2019): 54–57. Accessed July 8, 2026. https://journals.sbmu.ac.ir/dentistry/article/view/24616.