1. Laboratory of B cell Neoplasia, Division of Molecular Oncology, Istituto Scientifico San Raffaele, Milan, Italy;
2. Lymphoma Unit, Department of Onco-Hematology, Istituto Scientifico San Raffaele, Milan, Italy;
3. Institute of Hematology, Università degli Studi di Ferrara, Ferrara, Italy;
4. Pathology Unit, Istituto Scientifico San Raffaele, Milan, Italy;
5. Università Vita-Salute San Raffaele and Istituto Scientifico San Raffaele, Milan, Italy;
6. Laboratory of Lymphoid Malignancies, Division of Molecular Oncology, Istituto Scientifico San Raffaele, Milan, Italy;
7. Unit of Genetics of Common Disorder, Division of Genetics and Cell Biology, Istituto Scientifico San Raffaele, Milan, Italy; and
8. MAGIC (Microenvironment and Genes in Cancers of the blood) Interdivisional Research Program, Istituto Scientifico San Raffaele, Milan, Italy