HER2 Status in Colorectal Cancer: Its Clinical Significance and the Relationship between HER2 Gene Amplification and Expression Seo, An Na ; Kwak, Yoonjin ; Kim, Duck-Woo ; Kang, Sung-Bum ; Choe, Gheeyoung ; Kim, Woo Ho ; Lee, Hye Seung Abstract Publication: PLoS ONE Pub Date: May 2014 DOI: 10.1371/journal.pone.0098528 Bibcode: 2014PLoSO...998528S