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Macroscopic findings of control wounds. PBS was injected for the control wounds, and the wounds were photographed with a digital camera and dermascope (×30) 28 days after operation. The crust remained and epithelialization progressed only in the center of wound. a. Image from digital camera (Scale bar = 1 cm). b. Image from digital camera (Scale bar = 1 cm). c. Image from dermascope of 5a. (Scale bar = 1 mm). d Image from dermascope of 5b. (Scale bar = 1 mm).
