Figure 1.
Immunohistochemical expression of HER-2 in gastric cancer tissue: (a) Hercept test: 1+, IRS: 4, ×200; (b) Hercep test: 2+, IRS: 8, ×200; (c) HercepTest: 3+, IRS: 12, ×200; (d) Hercep test: 3+, IRS: 12, ×200.
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