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Correction

A MicroRNA Signature Associated with Prognosis and Progression in Chronic Lymphocytic Leukemia

N Engl J Med 2006; 355:533August 3, 2006

Article

A MicroRNA Signature Associated with Prognosis and Progression in Chronic Lymphocytic Leukemia (Original Article, N Engl J Med 2005:353;1793 - 1801) . On page 1796, in Table 2, the column head “Level of Expression in Group 4” and the corresponding footnote should have referred to “Group 1.” The article has been corrected on the Journal's Web site at www.nejm.org.