Figure 3

Photomicrographs show safranin O staining at 3 months after surgery. The untreated defect in the control. Bars, 1 mm in (a) and 250 μm in (b, c and d).
Photomicrographs show safranin O staining at 3 months after surgery. The untreated defect in the control. Bars, 1 mm in (a) and 250 μm in (b, c and d).