Fig. 2From: A comparative study of bone union and nonunion during distraction osteogenesisThe difference in PVR growth pattern between bone union and nonunion during DO. AÂ The representative image of bone union. BÂ The representative image of bone nonunion. C The different PVR growth in bone union and nonunion. DÂ The PVR growth pattern in bone union and nonunionBack to article page