Examining the role of grape seed extract in enhancing collagen crosslinking and its effect on the shear bond strength of Universal adhesive to contaminated dentine. Mustansiria Dental Journal, [S. l.], v. 21, n. 2, p. 252–277, 2025. DOI: 10.32828/mdj.v21i2.1190. Disponível em: https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/1190. Acesso em: 4 jun. 2026.