Nichols Hazel B, Sprague Brian L, Buist Diana S M, Erwin Deborah O, Leach Corinne R, Patrick Heather
Epidemiology Branch, National Institute of Environmental Health Sciences, Research Triangle Park, North Carolina 27709, USA.
Cancer Epidemiol Biomarkers Prev. 2012 Aug;21(8):1393-5. doi: 10.1158/1055-9965.EPI-12-0664. Epub 2012 Jun 13.