TY - JOUR T1 - Preload and torque removal evaluation of three different abutment screws for single standing implant restorations JO - Journal of Applied Oral Science A1 - Stüker, Rafael Augusto A1 - Teixeira, Eduardo Rolim A1 - Beck, João Carlos Pinheiro A1 - Costa, Nilza Pereira da SN - 1678-7757 UL - 10.1590/S1678-77572008000100011 VL - 16 Y1 - 2008 PB - Brasil ER -