Digestive System Neoplasms

• Virginia G. Piper Cancer Center — Scottsdale, Arizona, United States
• City of Hope National Medical Center — Duarte, California, United States
• San Juan Oncology Associates — Farmington, New Mexico, United States

• University of Alabama — Birmingham, Alabama, United States
• University of South Alabama — Mobile, Alabama, United States
• Arizona Cancer Center — Tucson, Arizona, United States
• University of Arkansas for Medical Sciences — Little Rock, Arkansas, United States

• Mayo Clinic - Scottsdale — Scottsdale, Arizona, United States
• University of Southern California — Los Angeles, California, United States
• University of California - Irvine — Orange, California, United States
• California Pacific Medical Center — San Francisco, California, United States

Not specified

• Scripps Green Hospital — La Jolla, California, United States
• University of Southern California — Los Angeles, California, United States
• UCLA Jonsson Comprehensive Cancer Center — Los Angeles, California, United States
• Innovative Clinical Research Institute — Whittier, California, United States

Not specified

• Ruijin Hospital Shanghai Jiaotong University School of Medicine — Shanghai, Shanghai Municipality, China

• Hospital Universitario de la Princesa — Madrid, Spain

• University of Texas MD Anderson Cancer Center — Houston, Texas, United States

• Ruijin Hospital Shanghai Jiaotong University School of Medicine — Shanghai, Shanghai Municipality, China