Prior organ transplantation including allogenic stem cell transplantation Prior allogenic stem cell or solid organ transplantation Has undergone prior allogenic hematopoietic stem cell transplantation. EXCLUSION - DURVALUMAB DRUG-SPECIFIC: History of allogenic organ transplantation. Prior allogenic hematopoietic stem cell transplantation. Prior organ transplantation including allogenic stem-cell transplantation History of allogenic organ transplantation. Prior organ transplantation including allogenic stem-cell transplantation within months prior to planned enrollment. Prior organ transplantation including allogenic stem-cell transplantation History of allogenic organ transplantation that requires ongoing use of immunosuppressive agents is NOT permitted Prior organ transplantation including allogenic stem-cell transplantation. Prior organ transplantation including allogenic stem-cell transplantation Prior organ transplantation including allogenic stem-cell transplantation History of allogenic organ transplantation Prior hematopoietic allogenic stem cell transplantation. History of allogenic organ transplantation that requires use of immunosuppressive agents. Have undergone prior allogenic bone marrow transplantation. Prior organ transplantation including allogenic stem-cell transplantation. History of allogenic organ transplantation have undergone previous allogenic stem cell transplantation History of bone marrow, stem cell, or allogenic organ transplantation Eligible for allogenic stem cell transplantation. Prior organ transplantation including allogenic stem cell transplantation. Patients who have received allogenic stem cell transplants Prior organ transplantation including allogenic stem-cell transplantation. Previous allogenic stem cell transplantation. Prior organ transplantation including allogenic stem-cell transplantation Prior therapy with severely myelotoxic regimens, including autologous and allogenic stem cell transplantation Previous allogenic stem cell or allogeneic bone marrow transplantation Subject is not a candidate to undergo allogenic hematopoietic stem cell transplantation (HSCT). Patients with prior allogenic transplants.