Publications that assume independence between genes (light grey) greatly outnumber publications that use array resampling methods (dark grey). Panel (a) shows the cumulative number of publications and panel (b) shows the number of publications using each method per year. Year of publication is displayed on the horizontal axis.
Gatti et al. BMC Genomics 2010 11:574 doi:10.1186/1471-2164-11-574