1. Unité de Recherche en Santé Publique, Centre Hospitalier Universitaire de Québec, Université Laval, Québec, Canada
2. Laboratoire des Biomarqueurs, Institut National de Santé Publique du Québec, Québec, Canada
3. Environmental and Occupational Health Sciences Institute, Robert Wood Johnson Medical School, University of Medicine and Dentistry of New Jersey, Piscataway, New Jersey, USA
4. Division of Biochemistry, Ottawa Hospital, Ottawa, Ontario, Canada
5. Environmental Health Science Bureau, and
6. Bureau of Chemical Safety, Health Canada, Ottawa, Ontario, Canada