1. Linus Pauling Institute and Department of Animal and Rangeland Sciences; Oregon State University; Corvallis OR USA
2. Laboratory of Cancer Prevention; Center for Cancer Research (CCR); National Cancer Institute (NCI); National Institutes of Health (NIH); Department of Health and Human Services (DHHS); Frederick MD USA
3. Department of Nutritional Sciences; The Pennsylvania State University; University Park; PA USA
4. Nutritional Epidemiological Branch; Division of Cancer Epidemiology and Genetics; National Cancer Institute (NCI); National Institutes of Health (NIH); Department of Health and Human Services (DHHS); Rockville MD USA
5. Department of Epidemiology; Rollins School of Public Health; Emory University; Atlanta GA USA
6. Department of Epidemiology and Biostatistics; Imperial College London; St Mary's Campus; London UK