Fig. 5From: Correlation of serum and local CXCL13 levels with disease severity in patients with non-traumatic osteonecrosis of femoral headA. ROC curve analysis of serum CXCL13 regarding ARCO stage 2 vs. stage 3 B. ROC curve analysis of serum CXCL13 regarding ARCO stage 3 vs. stage 4Back to article page