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Figure 1. It shows Her2/neu staining in different degrees in tumor components: A: Stromal (1+) , B: Blastemal (1+), Epithelial (1+) C: Blastemal (2+), D: Epithelial (2+) , E: Epithelial (3+) F: Blastemal (3+), Stromal (3+) , G: Stromal (2+)
