Nathalie A. Johnson, Stephen Leach, Bruce Woolcock, Ronald J. deLeeuw, Ali Bashashati, Laurie H. Sehn, Joseph M. Connors, Mukesh Chhanabhai, Angela Brooks-Wilson and Randy D. Gascoyne (2009) “CD20 mutations involving the rituximab epitope are rare in diffuse large B-cell lymphomas and are not a significant cause of R-CHOP failure”, Haematologica. Pavia, Italy, 94(3), pp. 423-427. doi: 10.3324/haematol.2008.001024.