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
M.D. Anderson Cancer Center
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
NRG Oncology
Alliance for Clinical Trials in Oncology
NRG Oncology
National Cancer Institute (NCI)
Jonsson Comprehensive Cancer Center
SWOG Cancer Research Network
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Eastern Cooperative Oncology Group
Ohio State University Comprehensive Cancer Center
Mayo Clinic
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
Roswell Park Cancer Institute
Mayo Clinic
City of Hope Medical Center
M.D. Anderson Cancer Center
OHSU Knight Cancer Institute
Children's Oncology Group
Mayo Clinic
City of Hope Medical Center
City of Hope Medical Center
National Cancer Institute (NCI)
City of Hope Medical Center
Thomas Jefferson University
City of Hope Medical Center
Mayo Clinic
University of Nebraska
NRG Oncology
Thomas Jefferson University