<affiliation wicri:level="2"><nlm:affiliation>aHeart and Vascular Institute, University of Pittsburgh Medical Center bClinical and Translational Science Institute, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.</nlm:affiliation>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>aHeart and Vascular Institute, University of Pittsburgh Medical Center bClinical and Translational Science Institute, University of Pittsburgh, Pittsburgh, Pennsylvania</wicri:regionArea>
<placeName><region type="state">Pennsylvanie</region>
</placeName>
</affiliation>