Correction

Protective Conditioning for Acute Graft-versus-Host Disease

N Engl J Med 2006; 354:884February 23, 2006

Article

Protective Conditioning for Acute Graft-versus-Host Disease (Original Article, N Engl J Med 2005:353;1321 - 1331) . On page 1324, in the right-hand column, lines 1 and 2 should have read, “fludarabine, at a dose of 30 mg per square meter of body-surface area,” rather than “30 mg per kilogram,” as printed. Also, on page 1326, in the right-hand column, under Survival and Tumor Response, lines 6 through 9 should have read, “the period of follow-up for the first patient enrolled and the last patient enrolled was 1041 and 215 days, respectively,” rather than “215 and 1041 days, respectively,” as printed.