title: Simultaneous occurrence of multiple myeloma and chronic lymphocytic leukaemia.
mesh_terms: D000368:Aged; D006801:Humans; D007945:Leukemia, Lymphoid / Q000473:pathology*; D008297:Male; D009101:Multiple Myeloma / Q000473:pathology*; D009378:Neoplasms, Multiple Primary / Q000473:pathology*