Prosthetic Screw Loosening After Immediate Loading of One-Piece Pterygoid Implants with Multi-Unit Abutments in the Atrophic Posterior Maxilla: A Clinical Study. J Osseointegr [Internet]. 2025 Oct. 6 [cited 2025 Oct. 8];. Available from: https://www.journalofosseointegration.eu/jo/article/view/745