Key Study
A histomorphometric comparison of Bio-Oss alone versus Bio-Oss and platelet-derived growth factor for sinus augmentation: a postsurgical assessment
Authors: Stuart J. Froum, Stephen Wallace, Sang-Choon Cho, Edwin Rosenburg, Scott Froum, Robert Schoor, Patrick Mascarenhas, Dennis P. Tarnow, Patricia Corby, Nicolas Elian, Stefan Fickl, John Ricci, Bin Hu, Timothy Bromage, Ismael Khouly
Geistlich Bio-Oss®, GEM 21S®

