Erica Travaglino1, Luca Malcovati1,2. 1. Department of Haematology Oncology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Policlinico San Matteo Foundation, Pavia, Italy. 2. Department of Molecular Medicine, University of Pavia, Pavia, Italy.