Transformation of IGHV4‐34+ hairy cell leukaemia‐variant with U2AF1 mutation into a clonally‐related high grade B‐cell lymphoma responding to immunochemotherapy. (25th August 2015) - Zanelli, Magda; Ragazzi, Moira; Valli, Riccardo; Piattoni, Simonetta; Alvarez De Celis, Maria Isabel; Farnetti, Enrico; Orcioni, Giulio Fraternali; Longo, Rosina; Ascani, Stefano; Falini, Brunangelo; Tiacci, Enrico