Srikhum, Kanokwan, Jirut Meesane, and Suttatip Kamolmatyakul. 2016. “Preparation and physical properties of chitosan scaffolds coated collagen from the skin of shark for bone tissue engineering”. Asian Health, Science and Technology Reports 24 (2):114-22. https://ph03.tci-thaijo.org/index.php/ahstr/article/view/1907.