1. Center for Exposure Biology, School of Public Health, University of California, Berkeley, Berkeley, California, USA
2. Nutrition and Metabolism Section, Biomarkers Group, International Agency for Research on Cancer, Lyon, France
3. Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
4. MRC-PHE (Medical Research Council–Public Health England) Centre for Environment and Health, School of Public Health, Imperial College, London United Kingdom
5. HuGeF (Human Genetics Foundation), Torino, Italy