Helmy MA, El-Shaheed NH, El Waseef FA, Ahmed WS, Hegazy SA.
Effect of Ridge Splitting of Mandibular Knife Edge Ridges with Two-implant Retained Overdenture with Locator Attachments on Peri-implant Bone Level and Posterior Ridge Resorption: A One-year Preliminary Study. 
J Contemp Dent Pract
2023;
24
(11):834-839.