[This corrects the article .].
Keywords: T-cell acute lymphoblastic leukemia; childhood; early T-cell precursor acute lymphoblastic leukemia; immunophenotypic subtypes; molecular alterations; overall survival.
Copyright © 2021 Noronha, Marques, Andrade, Thuler, Terra-Granado, Pombo-de-Oliveira and the Brazilian Collaborative Study Group of Acute Leukemia.