1. From the Coalition of Cancer Cooperative Groups; University of Pennsylvania, Abramson Cancer Center, Philadelphia; Allegheny Cancer Center, Pittsburgh, PA; University of Colorado Health Sciences Center, Denver, CO; Mayo Clinic; Mayo Clinic Comprehensive Cancer Center, Rochester, MN; University of California, San Francisco; University of Southern California Norris Cancer Center, Los Angeles, CA; Vanderbilt-Ingram Cancer Center, Nashville, TN; University of North Carolina, Chapel Hill, NC; Mayo Clinic...