<affiliation wicri:level="2"><nlm:aff id="A1">Division of Surveillance, Hazard Evaluations and Field Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, Ohio</nlm:aff>
<country xml:lang="fr">États-Unis</country>
<placeName><region type="state">Ohio</region>
</placeName>
<wicri:cityArea>Division of Surveillance, Hazard Evaluations and Field Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati</wicri:cityArea>
</affiliation>