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Scatterplot with combined mesial and distal marginal bone levels as well as buccal bone levels at baseline and at three years; ABB, primary augmentation with an autogenous bone block; BMP, primary augmentation with a xenogeneic block and rhBMP‐2; MBLb, buccal marginal bone levels; MBLm+d, combined mesial and distal marginal bone levels [Colour figure can be viewed at wileyonlinelibrary.com]
