1. Basic Research Department Children's Cancer Hospital Egypt (CCHE 57357), 1 Seket el Emam, Sayeda Zeinab, Cairo, Egypt, 11441
2. Center for Cell & Gene Therapy, Texas Children's Hospital, Houston Methodist Hospital, Houston, TX, USA
3. Texas Children's Cancer & Hematology Centers, Department of Pediatrics, Baylor College of Medicine, Houston, TX 77030, USA