Letter to the Editor

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Berentsen S , Tjonnfjord GE , Brudevold R et al. Favourable response to therapy with the anti-CD20 monoclonal antibody rituximab in primary chronic cold agglutinin disease . Br J Haematol 2001; 115: 79-83 .

Specks U , Fervenza FC , McDonald TJ , Hogan MC. Response of Wegener’s granulomatosis to anti-CD20 chimeric monoclonal antibody therapy . Arthritis Rheum 2001; 44: 2836-2840 .

Remuzzi G , Chiurchiu C , Abbate M , Brusegan V , Bontempelli M , Ruggenenti P. Rituximab for idiopathic membranous nephropathy . Lancet 2002; 360: 923-924 .

Leandro MJ , Edwards JC , Cambridge G , Ehrenstein MR , Isenberg DA. An open study of B lymphocyte depletion in systemic lupus erythematosus . Arthritis Rheum 2002; 46: 2673-2677 .