Figure 1From: A colorectal cancer genome-wide association study in a Spanish cohort identifies two variants associated with colorectal cancer risk at 1p33 and 8p12PCA analysis on the EPICOLON cohort. (a) filtered data by case/control; (b) filtered data by hospital of origin; (c) EPICOLON and HapMap3 populations. Significant differences may be seen in section b with Meixoeiro and Donosti hospitals deviating from the main cloudBack to article page