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Letter

Nature Genetics 33, 90–96 (1 January 2003) | doi:10.1038/ng1061

Identifying distinct classes of bladder carcinoma using microarrays

Lars Dyrskj|[oslash]|t , Thomas Thykjaer , Mogens Kruh|[oslash]|ffer , Jens Ledet Jensen , Niels Marcussen , Stephen Hamilton-Dutoit , Hans Wolf & Torben F. |[Oslash]|rntoft

Bladder cancer is a common malignant disease characterized by frequent recurrences. The stage of disease at diagnosis and the presence of surrounding carcinoma in situ are important in determining the disease course of an affected individual.