a group of 193 multiple myeloma ( mm ) patients consisting of cases treated only symptomatically ( 1959-63 ) or by nonsystematic monotherapy with cyclophosphamide or melphalan ( 1963-76 ) and of a subgroup given systematic polychemotherapy and intensive supportive treatment ( 1976-84 ) were evaluated for the practical applicability and prognostic relevance of three staging systems .
C0026764
multiple myeloma
C0025241
melphalan