- Correspondence to Gwen Murphy, Metabolic Epidemiology Branch, Division of Cancer Epidemiology & Genetics, National Cancer Institute, 9609 Medical Center Dr, 6E428, Bethesda, MD 20850, USA;
- Received October 5, 2016
- Revised June 27, 2017
- Accepted June 28, 2017
- First published August 16, 2017.
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