1. Department of Medicine B, the Hematology Research Laboratory, and the Department of Clinical Microbiology, Hadassah University Hospital, and Hebrew University-Hadassah Medical School, Jerusalem, Israel.
2. Department of Medicine B and Hematology Research Laboratory, Hadassah University Hospital and Hebrew University-Hadassah Medical School, Jerusalem, Israel.
3. Department of Medicine B;Head, Hematology Research Laboratory, Hadassah University Hospital; Associate Professor of Medicine, Hebrew University-Hadassah Medical School, Jerusalem, Israel.
4. Department of Clinical Microbiology, Hadassah University Hospital; Lecturer in Bacteriology, Hebrew University-Hadassah Medical School, Jerusalem, Israel.