These papers were pointed to our attentions after
publication:
Mosley JD, Keri RA: Cell cycle correlated genes dictate the prognostic power of breast cancer gene lists. BMC Med Genomics 2008, 1:11.
Starmans MH, Krishnapuram B, Steck H, Horlings H, Nuyten DS, van de Vijver MJ, Seigneuric R, Buffa FM, Harris AL, Wouters BG, Lambin P. Robust prognostic value of a knowledge-based proliferation signature across large patient microarray studies spanning different cancer types.
Br J Cancer. 2008 Dec 2;99(11):1884-90. Epub 2008 Nov 4.