Fig. 1From: Single-crown restorations in premolar–molar regions: short (≤ 6.5) vs longer implants: retrospective cohort studyLeft: 6.5 length implant placed in #3.7 position. Center: 2 years later; single screw-retained crown over 4 mm. straight transepithelial (intermediate abutment). Right: 6 years after implant placement. No marginal bone loss observed after 6-year follow-upBack to article page