1. Department of Nutrition and Integrative Physiology, College of Health University of Utah Salt Lake City Utah USA
2. Cancer Control and Population Sciences Program Huntsman Cancer Institute Salt Lake City Utah USA
3. Department of Population Health Sciences, School of Medicine University of Utah Salt Lake City Utah USA
4. Department of Health and Kinesiology University of Utah Salt Lake City Utah USA
5. Nutrition and Metabolism Section, International Agency for Research on Cancer World Health Organization Lyon France
6. Department of Epidemiology and Biostatistics, School of Public Health Imperial College London UK