Figure 2.

Expression of EGFR in ESCC by immunohistochemistry. (A) Representative figure of a EGFR positive staining case in ESCC, and (B) its corresponding negative control. (C) Representative figure of a EGFR negative case in ESCC, and (D) its corresponding negative control.

Gonzaga et al. BMC Cancer 2012 12:569   doi:10.1186/1471-2407-12-569
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