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Kurokawa Y, Sasako M, Sano T, Yoshikawa T, Iwasaki Y, Nashimoto A, Ito S, Kurita A, Mizusawa J, Nakamura K; Japan Clinical Oncology Group (JCOG9502).Kurokawa Y, et al. Among authors: sano t.Br J Surg. 2015 Mar;102(4):341-8. doi: 10.1002/bjs.9764. Epub 2015 Jan 21.Br J Surg. 2015.PMID: 25605628Free PMC article.Clinical Trial.