In an article (1) in the October 2007 issue, an author's affiliation was incorrect and grant information was omitted. The following corrects the error and the omission.

Elizabeth Platz6 Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland.

The authors gratefully acknowledge the Clinical and Epidemiologic and Validation Center of the Early Detection Research Network (NIH grant number U01CA086402) and the San Antonio Cancer Institute, whose generous funding made this work possible. Dipen J. Parekh is supported by UTHSCSA Institute for Integration of Medicine and Science (IIMS) Mentored Career Development Award.

1
Parekh DJ, et al. Assessment of 54 biomarkers for biopsy-detectable prostate cancer.
Cancer Epidemiol Biomarkers Prev
2007
;
16
:
1966
–72.