In the article on Aberrant Promoter Methylation in the August 15, 2004 issue of Clinical Cancer Research, the name of an author, Giuseppina Liguori, was misspelled.

Parrella P, Poeta ML, Gallo AP, et al. Nonrandom distribution of aberrant promoter methylation of cancer-related genes in sporadic breast tumors. Clin Cancer Res 2004;10:5349–54.