Soheir Sayed EL Kholy, Reda Saber Moawad, Doaa Ahmed Yousef Bayoumi, “Eggshell-Derived Bone Graft Substitutes in Treatment of Acute Intra-Bony Periodontal Defect in Rabbits Histological Study”, Annals of RSCB, vol. 26, no. 01, pp. 01–14, Jan. 2022.