Another drawback of this case is that the implant is not placed deep enough (Fig.5: 3 months postop).  When a crown is cemented 1 year 4 months postop, the distal coronal portion of the implant is supragingival, although there is no infection.

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Xin Wei, DDS, PhD, MS 1st edition 11/18/2014, last revision 09/30/2018