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Nearly 7 months postop, the immediate provisional at UL1 is removed; with the mesial reduction of UL2 from 7 to 6 mm (Fig.1), an angled abutment is to be changed (4.5x15 degree, 2 mm cuff).
Xin Wei, DDS, PhD, MS 1st edition 08/31/2018, last revision 09/03/2018