1. Sackler Faculty of Medicine, Tel-Aviv University, Tel-Aviv, Israel
2. Hematology, Meir Medical Center, Kfar-Saba, Israel
3. Bing Center for Waldenström Macroglobulinemia, Dana-Farber Cancer Institute, Harvard Medical School, Boston, Massachusetts, USA
4. Department of Hematology, Hadassah Medical Center, Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel
5. Assuta Ashdod University Hospital, Faculty of Health Science, Ben-Gurion University of the Negev, Negev, Israel
6. Institute of Hematology, Davidoff Cancer Center, Rabin Medical Center, Petah Tikvah, Israel
7. Division of Hematology, Mayo Clinic, Rochester, Minnesota, USA