Group Health Research Institute, Seattle, WA, email@example.com
Department of Epidemiology & Prevention Division of Public Health Sciences Wake Forest School of Medicine, Department of Clinical Epidemiology Aarhus University, Aarhus, Denmark
Dana-Farber Cancer Institute, Boston Medical Center, Boston, MA
Department of Biostatistics, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD
Supported by a grant from the National Cancer Institute (R01 CA093772 R. Silliman, PI).
The authors report no conflicts of interest.
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