title: [Rheumatoid arthritis terminating in multiple myeloma--a case report].
mesh_terms: D001172:Arthritis, Rheumatoid / Q000473:pathology*; D001853:Bone Marrow / Q000473:pathology; D005260:Female; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D008875:Middle Aged; D009101:Multiple Myeloma / Q000473:pathology*
chemical_list: D007070:Immunoglobulin A