Al Anashar, A., and A. Daoud. “Evaluation of the Activity of Hen Eggshell Graft in Experimentally Induced Mandibular Defects in Rabbits: Pilot Study”. International Journal of Research in Medical Sciences, vol. 7, no. 4, Mar. 2019, pp. 1133-5, doi:10.18203/2320-6012.ijrms20191312.