Successful treatment of cryoglobulinrmic glomerulonephritis derived from Waldenstrom`s macroglobulinemia by rituximab-CHOP and tandem high-dose chemotherapy with autologous peripheral blood stem cell transplantation Kawano N, Ikeda N, Yoshida S, Sugio Y, Yamashita K, Uezono S, Hayashi T, Hara S, Makino S, Shimoda K, Ueda A Int J Hematol 92:391-397,2010