[1] Dana Farber Canc Inst, Dept Med Oncol, Boston, MA 02115 USA
[2] Louisiana State Univ, Div Hematol Oncol, Hlth Sci Ctr, New Orleans, LA USA
[3] Univ Iowa Hosp & Clin, Dept Radiol, Iowa City, IA 52242 USA
[4] Erasmus MC, Dept Internal Med, Rotterdam, Netherlands
[5] Cornell Univ, Div Nucl Med, Dept Radiol, New York Presbyterian Hosp,Weill Med Coll, Ithaca, NY 14853 USA
[6] Mem Sloan Kettering Canc Ctr, Dept Pathol, New York, NY 10021 USA
[7] NIDDKD, Metab Dis Branch, NIH, Bethesda, MD 20892 USA
[8] Univ Calgary, Dept Surg, Calgary, AB, Canada
[9] Oregon Hlth & Sci Univ, Div Surg Oncol, Dept Gen Surg, Portland, OR 97201 USA
[10] Univ Texas MD Anderson Canc Ctr, Dept Gastrointestinal Med Oncol, Houston, TX 77030 USA
[11] NIH, Digest Dis Branch, Bethesda, MD 20892 USA