%0 Journal Article %T Development of Multiple Myeloma of the IgA Type in a Patient with Cold Agglutinin Disease: Transformation or Coincidence? %A Sigbj£¿rn Berentsen %A Ulla Randen %A £¿ystein Sefland %J Archive of "Case Reports in Hematology". %D 2019 %R 10.1155/2019/1610632 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6425334/