[1] Baylor Coll Med, Houston, TX USA
[2] Univ Texas MD Anderson Canc Ctr, Houston, TX USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Invest Canc Therapeut, Houston, TX USA
[4] Univ Texas MD Anderson Canc Ctr, Dept Gastrointestinal Med Oncol, Houston, TX USA
[5] Fdn Med Inc, Cambridge, MA USA
[6] Univ Texas MD Anderson Canc Ctr, Gastrointestinal Med Oncol, Houston, TX USA
[7] Univ Texas MD Anderson Canc Ctr, Dept Gastrointestinal Radiat Oncol, Houston, TX USA
[8] Univ Texas MD Anderson Canc Ctr, Dept Surg Oncol, Houston, TX USA
[9] Univ Texas MD Anderson Canc Ctr, Dept Intervent Radiol, Houston, TX USA
[10] Univ Texas MD Anderson Canc Ctr, Dept Abdominal Imaging, Houston, TX USA