External Sinus Graft Prior to Guided Delayed Implants of Upper 1st Molar and 2nd Premolar with Narrow Mesiodistal Space, Duluth (Atlanta) Georgia Dentist Dental Education Lecture

上牙槽中动脉，牙槽嵴顶窦膜厚

Xin Wei, DDS, PhD, MS 1st edition 10/27/2020, last revision 05/16/2021