Acute myeloid leukemia with e1a2 BCR-ABL1 fusion gene: two cases with peculiar molecular and clinical presentations - Silva, Fernanda Borges da; Velloso, Elvira Deolinda Rodrigues Pereira; Simões, Belinda Pinto; Rego, Eduardo Magalhães; Traina, Fabiola (Revista brasileira de hematologia e hemoterapia, 2017)