8Mulder JWR, Kruyt PM, Sewnath M, et al. Colorectal cancer prognosis and expression of exon-v6-con-raining CD44 proteins [J]. Lancet, 1994, 344 (8935) :1470--1472.
9Joensuu H, Klemi PJ, Toikkanen S, et al. Glycoprotein CD44 expression and its association with survival in breast cancer [J]. Am J Pathol, 1993,143(3):867--874.
10Salmi M, Gron-Virta K, Sointu P, et al. Regulated expression of exon v6 containing isoforms of CD44 in man: downregulation during malignant transformation of tumors of squamocellular origin [J]. J Cell Biol, 1993,122(2) :431--442.
