Testing Immunotherapy (Atezolizumab) With or Without Chemotherapy in Locoregional MSI-H/dMMR Gastric and Gastroesophageal Junction (GEJ) Cancer
National Cancer Institute (NCI)
National Cancer Institute (NCI)
M.D. Anderson Cancer Center
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
OHSU Knight Cancer Institute
National Cancer Institute (NCI)
University of Arizona
University of Nebraska