Leelawat K, Watanabe T, Nakajima M, Tujinda S, Suthipintawong C, Leardkamolkarn V. Upregulation of tumour associated antigen RCAS1 is implicated in high stages of colorectal cancer. J Clin Pathol. 2003 Oct;56(10):764–8. PMID: 14514780; PMCID: PMC1770069.