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Background
According to literature, peri‐implant bone loss is minimized on implants with microthreaded neck design and internal type of abutment connection. However, most clinical studies may be biased due to confounding factors.
Purpose
This nonblinded RCT assessed the effect of implant neck (microthreaded vs non‐microthreaded) as well as the type of abutment connection (internal conical vs external...