EGFR and cancer: The distribution of differentially located EGFR proteins in cancer tissues had shown 36 (22.36%) with high mEGFR and nEGFR staining, 33 (20.50%) with high mEGFR and low nEGFR staining, 27 (16.77%) with low mEGFR and high nEGFR staining, and 65 (40.37%) with low mEGFR and nEGFR staining.