Influence of implant/abutment joint designs on abutment screw loosening in a dental implant system - Kitagawa - 2005 - Journal of Biomedical Materials Research Part B: Applied Biomaterials - Wiley Online Library
Straumann Dental Implant screw retained crown Part 2. - YouTube
Dental Implants and do you have a screw loose? - Enamel Clinic
Fatigue performance of prosthetic screws used in dental implant restorations: Rolled versus cut threads - ScienceDirect
Screw VS Cement? What does this mean in Implant dentistry?