- Correspondence to: Dr Jorge R Toro Genetic Epidemiology Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, 6120 Executive Boulevard, Executive Plaza South, Room 7012, Rockville, MD 20892-7231, USA;
- Accepted May 13, 2005
- Revised May 12, 2005
- First published June 3, 2005.
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