<affiliation wicri:level="2"><nlm:affiliation>Frances and Joseph Weinberg Unit for ALS Research, Department of Neuroscience, Thomas Jefferson University, 900 Walnut Street, Philadelphia, PA 19107, USA.</nlm:affiliation>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Frances and Joseph Weinberg Unit for ALS Research, Department of Neuroscience, Thomas Jefferson University, 900 Walnut Street, Philadelphia, PA 19107</wicri:regionArea>
<placeName><region type="state">Pennsylvanie</region>
</placeName>
</affiliation>