1 Center for Cellular Immunotherapies, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.
2 Salamanca Biomedical Institute (IBSAL), University of Salamanca, Salamanca, Spain.
3 Center for Cellular Immunotherapies, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA. saar.gill2@pennmedicine.upenn.edu.
4 Division of Hematology-Oncology, Department of Medicine, Perelman School of Medicine, Philadelphia, PA, USA. saar.gill2@pennmedicine.upenn.edu.
5 Cellular Therapy and Transplantation, Abramson Cancer Center of the University of Pennsylvania, Philadelphia, PA, USA. saar.gill2@pennmedicine.upenn.edu.