 This study describes the cytogenetics of 33 children with ETV6-RUNX1 positive acute lymphoblastic leukemia (ALL) who had been in continuous complete remission for a minimum of 8.8 years [median event-free survival (EFS) 10.9 years].     ///    Cytogenetics of long-term survivors of ETV6-RUNX1 fusion positive acute lymphoblastic leukemia.. 