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Combined immunohistochemistry of β-catenin, cytokeratin 7, and cytokeratin 20 is useful in discriminating primary lung adenocarcinomas from metastatic colorectal cancer
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* Corresponding author: Satoshi Ikeda sikeda@hiroshima-u.ac.jp
- † Equal contributors
BMC Cancer 2006, 6:31 doi:10.1186/1471-2407-6-31