Thompson J، Zimmermann W، Nollau P، Neumaier M، Weber-Arden J، Schrewe H، Craig I، Willcocks T (يناير 1995). "CGM2, a member of the carcinoembryonic antigen gene family is down-regulated in colorectal carcinomas". J Biol Chem. ج.269 ع.52: 32924–31. PMID:7806520.