AlSourori, A. A.; Mostafa, M. H.; Kaddah, A. F.; Fayyad, A. E.; Al Adl, A. Z.; Swedan, M. S. Impact of Single Implant Versus Two-Implant Mandibular Retained Overdentures on Retention and Success Rate in Totally Edentulous Patients. A Randomized Controlled Clinical Trial. J Osseointegr 2018, 10, 79-86.