Salman Khan. (2025). A Comparative Evaluation of Surface Roughness and Wear Resistance of Nano-filled vs. Nano-hybrid Composite Resins Following Simulated Toothbrush Abrasion: An In-Vitro Study . International Journal of Pharmacy Research & Technology (IJPRT), 15(2), 4398–4403. https://doi.org/10.55529/ijprt.1467