Lauria F, Lenoci M, Annino L, Raspadori D, Marotta G, Bocchia M, Forconi F, Gentili S, La Manda M, Marconcini S, Tozzi M, Baldini L, Zinzani P, Foa R. Efficacy of anti-CD20 monoclonal antibodies (Mabthera) in patients with progressed hairy cell leukemia. Haematologica 2001; 86(10):1046-1050.