Nivolumab With or Without Ipilimumab in Treating Patients With Refractory Metastatic Anal Canal Cancer
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Thomas Jefferson University
National Cancer Institute (NCI)
City of Hope Medical Center
National Cancer Institute (NCI)
Mayo Clinic
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Mayo Clinic
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Mayo Clinic
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Emory University
National Cancer Institute (NCI)
University of Washington
University of California, San Francisco
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
University of California, San Francisco
City of Hope Medical Center
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
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)
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)
Masaryk Memorial Cancer Institute
National Cancer Institute (NCI)