Figure 1: SEM micrographs of (a) Bio Oss (b) Bone Save (c) Pro-Osteon 200R™ (d) Pro-Osteon 500R™ and (e) QUB HA; ai-ei: Bars are 100 µm (Magnification x50); aii-eii: Bars are 10 µm (Magnification x1500).