Figure 4From: Evaluation of a pig femoral head osteonecrosis modelMicrofil perfused cross-sectional images. (A) Peripheral image of the control femoral head. Bar = 500 μm. (B) Peripheral image of the necrotic femoral head. Bar = 500 μm. (C) Internal image of the control femoral head. Bar = 100 μm. (D) Internal image of the necrotic femoral head. Bar = 100 μm.Back to article page