EGFR and central nervous system cancer: The top 10 ranked biologic functions associated with commonly downregulated miRNAs included axon guidance, the MAPK signaling pathway, pancreatic cancer, focal adhesion, renal cell carcinoma, TGF-beta signaling pathway, insulin signaling pathway, Wnt signaling pathway, mTOR signaling pathway, prostate cancer, adhere junction, the ErbB signaling pathway, glioma, and regulation of actin cytoskeleton (Table S2).