Additional file 4 of Efficacy of stem cell allograft in maxillary sinus bone regeneration: a randomized controlled clinical and blinded histomorphometric study Josh Whitt Mohanad Al-Sabbagh Dolphus Dawson Ehab Shehata Moly Housley-Smith Alejandro Tezanos Ahmad Kutkut 10.6084/m9.figshare.12580964.v1 https://springernature.figshare.com/articles/figure/Additional_file_4_of_Efficacy_of_stem_cell_allograft_in_maxillary_sinus_bone_regeneration_a_randomized_controlled_clinical_and_blinded_histomorphometric_study/12580964 Additional file 4. Diagram 4.Correlation between vital bone and age. 2020-06-29 03:13:12 Maxillary sinus floor augmentation Allograft Stem cells Sinus width Dental implant