Abbas, Ayat A., and khalida A. Shakir. “Functional Properties of Collagen Extracted From Catfish ( Silurus Triostegus) Bone”. Journal of Biotechnology Research Center 16, no. 2 (February 21, 2023): 104–116. Accessed July 2, 2024. https://jobrc.org/index.php/jobrc/article/view/679.