[1] British Columbia Childrens Hosp, Div Oncol, Vancouver, BC, Canada
[2] Univ N Carolina, Div Pediat Hematol Oncol & Bone Marrow Transplant, Chapel Hill, NC 27515 USA
[3] Childrens Hosp Philadelphia, Div Oncol, Canc Immunotherapy Program, Philadelphia, PA 19104 USA
[4] Childrens Hosp Philadelphia, Div Oncol, Philadelphia, PA 19104 USA
[5] Childrens Hosp Philadelphia, Ctr Childhood Canc Res, Philadelphia, PA 19104 USA
[6] Univ Penn, Sch Med, Ctr Cellular Immunotherapies, Philadelphia, PA 19104 USA
[7] Univ Penn, Philadelphia, PA 19104 USA
[8] Univ Penn, Abramson Canc Ctr, Div Hematol & Oncol, Philadelphia, PA 19104 USA
[9] Univ Penn, Ctr Cellular Immunotherapies, Philadelphia, PA 19104 USA
[10] Childrens Hosp Philadelphia, Ctr Childhood Canc Res, Div Oncol, Philadelphia, PA 19104 USA
[11] Childrens Hosp Philadelphia, Canc Immunotherapy Program, Philadelphia, PA 19104 USA