<affiliation wicri:level="1"><nlm:affiliation>Division of Surveillance, Hazard Evaluations, and Field Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, Ohio 45226, USA. amr2@cdc.gov</nlm:affiliation>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Division of Surveillance, Hazard Evaluations, and Field Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, Ohio 45226</wicri:regionArea>
<wicri:noRegion>Ohio 45226</wicri:noRegion>
</affiliation>