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Figure 6 (A) Photographs showing greater vascularity of treated skeletal muscle in the US/MB group compared with the control group on day 21. Bars indicate 1 mm. (B) Vascularity quantified with the grid method was greater in the US/MB group than in the other groups on days 7 and 21. (n = 5 to 10 for each column.) *p < 0.001 vs. the other groups. Abbreviations as in Figure 2.