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A 88-year-old man breaks the tooth #21 after RCT and post (Fig.1-3). Place a long implant for early final restoration, since he is a bruxer. The diameter of the implant will be 3.8-4.5 mm (Fig.2).
Xin Wei, DDS, PhD, MS 1st edition 02/22/2019, last revision 02/22/2019