Tezacitabine With or Without 5-Fluorouracil (5-FU) for Advanced Esophageal Cancer or Gastric Cancer

Fox Chase Cancer Center, Philadelphia

Duke University Medical Center, Durham

Memorial Regional Comprehensive Cancer Center, Weston

University of Alabama at Birmingham, Birmingham

The Sarah Cannon Cancer Center, Tennessee Oncology, Nashville

Vanderbilt-Ingram Cancer Center, Nashville

Cleveland Clinic Foundation, Cleveland

Josephine Ford Cancer Center, Henry Ford Health System, Detroit

Northwestern University, Feinberg School of Medicine, Division of Hematology/Oncology, Chicago

The University of Chicago, Chicago

Washington University School of Medicine, St Louis

Kansas City Oncology and Hematology Group, Kansas City

Ochsner Clinic Foundation, New Orleans

University of Texas, MD Anderson Cancer Center, Houston

LSU Health Sciences Center, Dept. of Medicine, Hematology/Oncology, Shreveport

Denver VAMC, Denver

ACRC/Arizona Clinical Research Center, Tucson

USC/Norris Comprehensive Cancer Center, Los Angeles

Tower Hematology Oncology Medical Group, Los Angeles

Cancer Institute Medical Group, Santa Monica

Glendale Memorial Hospital, Glendale

Sharp Clinical Oncology Research, San Diego

Comprehensive Cancer Center at DRMC, Palm Springs

Desert Regional Medical Center, Palm Springs

Swedish Cancer Institute, Seattle

UCSF Comprehensive Cancer Center, San Francisco

H. Lee Moffitt Cancer Center and Research Institute, Tampa

Massachusetts General Hospital, Boston

University of Michigan Medical Center, Ann Arbor