Tavakoli-Darestani, R., G. Kazemian, M. Emami, and A. Kamrani-Rad. “Poly (lactide-Co-Glycolide) Nanofibers Coated With Collagen and Nano-Hydroxyapatite for Bone Tissue Engineering”. Novelty in Biomedicine, Vol. 1, no. 1, May 2013, pp. 8-15, doi:10.22037/nbm.v1i1.4487.