Offering the most current and complete coverage of nucleoside analog activity in oncology and hematology, this single-source volume includes topics from pharmacology to previously unpublished clinical findings on the pivotal role of fludarabine, cladribine, and pentostatin in the management of diseases, such as chronic lymphocytic and hairy cell leukemia, non-Hodgkin's lymphoma, membranous nephropathy, and rheumatoid and psoriatic arthritis.