N Robillard, H Cave, F Mechinaud, C Guidal, F Garnache-Ottou, PS Rohrlich, H Avet-Loiseau, R Garand. Four-color flow cytometry bypasses limitations of IG/TCR polymerase chain reaction for minimal residual disease detection in certain subsets of children with acute lymphoblastic leukemia. Haematologica 2005;90(11):1516-1523; https://doi.org/10.3324/%x.