Beard, M E A tentative classification of the non-Hodgkin's tumours of the lymphoid system to enable inclusion of the lymphoid leukaemias. [electronic resource] - The British journal of cancer. Supplement Mar 1975 - 94-5 p. digital Publication Type: Journal Article ISSN: 0306-9443 Subjects--Topical Terms: Leukemia, Lymphoid--classificationLymphoma--classificationWaldenstrom Macroglobulinemia--classification