1 Texas Children's Cancer and Hematology Centers, Baylor College of Medicine, Houston, Texas; Center for Cell and Gene Therapy, Baylor College of Medicine, Houston Methodist Hospital and Texas Children's Hospital, Houston, Texas.
2 Texas Children's Cancer and Hematology Centers, Baylor College of Medicine, Houston, Texas; Center for Cell and Gene Therapy, Baylor College of Medicine, Houston Methodist Hospital and Texas Children's Hospital, Houston, Texas. Electronic address: rhrouce@txch.org.