Fig. 1From: PRGF as adjunct to DBB in maxillary sinus floor augmentation: histological results of a pilot split-mouth studyPanoramic radiograph (a) of one patient receiving bi-lateral MSFA with the lateral window approach (b), where after sinus membrane elevation (c), one site was grafted with DBB + PRGF (d) and the other with DBB alone (e); the window was always covered with a collagen membraneBack to article page