Leukemia and Lymphoma is an international journal that brings together clinical and laboratory data on lymphomas, leukemias and allied disorders including myeloma and myelodysplastic syndromes. Leukemia and Lymphoma publishes full-length papers, communications and reviews on clinical and therapeutic practice, laboratory diagnosis, pathology, cytology, ultrastructure, cytogenetics and cellular and molecular immunology; the journal aims at a strong clinical-pathologic correlation. Interesting or unusual case reports of importance are also included. In addition, an update is provided on the basic issues and advances in molecular genetics as applied to this field. The journal will provide an important reference source for physicians and scientists who deal essentially with the clinical and laboratory diagnosis, clinical care and therapy of patients with these disorders.