Figure 1.

The cumulative incidence of lymphoid malignancies among patients with herpes zoster and matched-controlled cohort. The Kaplan-Meier estimates of the cumulative incidence of lymphoid malignancies showed the risk for developing lymphoid malignancies is significantly higher in herpes zoster patients than in the matched-controlled cohort (log rank p = 0.005).

Liu et al. BMC Cancer 2012 12:503   doi:10.1186/1471-2407-12-503
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