Correction to: Leukemia (2001) 15, 1458–1465. doi:10.1038/sj.leu.2402200

The authors wish to apologize that in the above paper an incorrect version of Figure 1 was published. The correct version appears below.

Figure 1
figure 1

(a) Overall survival of the CLL patients (black line) and the MCL patients (dotted line). (b) Overall survival of the ‘classical’ CLL patients (black line) and the ‘atypical’ CLL patients (dotted line).