Saturday, September 6, 2008 - 8:39PM EST

United States

Washington, D.C.

Name of AuthorInstitutional Affiliation
Daling JRFred Hutchinson Cancer Research Center, Division of Public Health Sciences, Epidemiology Program, Seattle, Washington, USA.
Li CIFred Hutchinson Cancer Research Center, Division of Public Health Sciences, Epidemiology Program, Seattle, Washington, USA. cili@fhcrc.org