Correction

Extended Follow-up of Long-Term Survivors of Childhood Acute Lymphoblastic Leukemia

N Engl J Med 2003; 349:1299September 25, 2003

Article

Extended Follow-up of Long-Term Survivors of Childhood Acute Lymphoblastic Leukemia (Original Article, N Engl J Med 2003:349;640 - 649) . On page 642, in the last column of the first row of Table 1, the summary of central nervous system irradiation should have read, “Patients received 5 or 12 Gy of craniospinal irradiation in studies 1, 2, and 3; patients received no irradiation in study 4,” rather than “None,” as printed.