Linking Genotype to Phenotype: Bench to Bedside.

Over the past three decades, researchers in the NCI-funded cancer cooperative groups have routinely incorporated a collection of biospecimens, quality-of-life assessments, diet and physical activity data, and other health outcome variables from clinical trial participants to provide an expanding resource for correlative science in cancer clinical research. See related articles by Nixon et al., p. 2771 and 2779.