Mela, O. A., M. A.-M. Tawfik, W. M. A. S. Ahmed, and F. H. Abdel-Rahman. “Efficacy of Nano-Hydroxyapatite Coating on Osseointegration of Early Loaded Dental Implants”. International Journal of Health Sciences, vol. 6, no. S2, Mar. 2022, pp. 696-12, doi:10.53730/ijhs.v6nS2.4998.