2020. Efficacy of Nano Composite Porous 3D Scaffold of Crab Shell and Al-Kharit Histological and Radiological for Bone Repair in Vivo. The Iraqi Journal of Veterinary Medicine. 44, 2 (Dec. 2020), 15–24. DOI:https://doi.org/10.30539/ijvm.v44i2.973.