Sustained Bioactivity of Nano-Encapsulated Chitosan-Collagen Hydrogel: Physicochemical Stability and In Vivo Retention in Rabbit Model. Tikrit Journal of Veterinary Science, [S. l.], v. 5, n. 1, p. 110–121, 2026. DOI: 10.25130/tjvs.5.1.13. Disponível em: https://tjvs.tu.edu.iq/index.php/tjvs/article/view/181. Acesso em: 21 jul. 2026.