Splenic marginal zone lymphomas and lymphoplasmacytic lymphomas originate from B-cell compartments with two different antigen-exposure histories. - Parrens, M.; Garchard, N.; Petit, B.; Marfak, A.; Troadec, E.; Bouabdhalla, K.; Milpied, N.; Merlio, J. P.; de Mascarel, A.; Laurent, C.; Soubeyran, I.; Coste, V.; et al. (Leukemia (08876924), 2008)