Scarano, A., Piattelli, M., Carinci, F., & Perrotti, V. (2009). Removal, after 7 years, of an implant displaced into the maxillary sinus. A clinical and histologic case report. Journal of Osseointegration, 1(1), 35–40. https://doi.org/10.23805/jo.2009.01.01.05