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Figure 1 Change in PCr Concentrations During Follow-Up

(A) Control and (B) exercise group. The blue lines represent single patients. The green dotted line represents the mean of the respective patient group. Black bars located on the left as well as the right side of the single values show the SD at baseline (left) and at 8-month follow-up (right). PCr = phosphocreatine; 0 = baseline examination; 8 = 8-month follow-up.