Ferreira, C., Ortega-Lopes, R., Martins, B., Ferreira, C., Coelho, F. and Olate, S. (2015) “Sandwich Osteotomy With Interposition Of A Bovine Block Bone Graft for Vertical Ridge Augmentation”, International Journal of Medical and Surgical Sciences, 2(2), pp. 475–479. doi: 10.32457/ijmss.2015.015.