The gingiva remains healthy around the implant crown (Fig.18 C) 14 months post cementation.  牙冠粘固后14个月，牙龈退缩纠正了。

Palatal Socket Placement Last Next  第二磨牙即种  前磨牙牙龈退缩

Xin Wei, DDS, PhD, MS 1st edition 06/04/2016, last revision 05/03/2021