Composite diffuse large B-cell lymphoma and precursor B lymphoblastic lymphoma presenting as a double-hit lymphoma with MYC and BCL2 translocation. Issue 11 (21st July 2011) - Nanua, Suparna; Bartlett, Nancy L; Hassan, Anjum; Robirds, Diane; Branson, Julie; Frater, John L; Nguyen, TuDung T; Kreisel, Friederike