Ekstein, J., M. Tandelich, J. Nart, J. Calvo Guirado, and L. Shapira. “Marginal Bone Level Around Conical Connection Tapered Implants With Platform Switching: A Multicenter Retrospective Study at 14 Months Follow-up”. Journal of Osseointegration, Vol. 8, no. 1, Apr. 2016, pp. 3-7, doi:10.23805/jo.2016.08.01.01.