Fox E, Mosse' YP, Meany HM, Gurney JG, Khanna G, Jackson HA, Gordon G, Shusterman S, Park JR, Cohn SL, Adamson PC, London WB, Maris JM, Balis FM. Time to disease progression in children with relapsed or refractory neuroblastoma treated with ABT-751: a report from the Children's Oncology Group (ANBL0621). Pediatr Blood Cancer. 2014 Jun; 61(6):990-6.