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Measurements of the ROIs on flaps in the (A, B) study and (C, D) control groups. The flaps were divided into three ROIs, referred to as ROI A, ROI B, and ROI C. Scintigrams (A, C) before and (B, D) after the experiment. The white arrow shows the radionuclide-soaked material that was used to identify the end of the flap.
