<affiliation wicri:level="2"><nlm:aff id="A1">Department of Microbiology and Immunology, Baxter Laboratory for Stem Cell Biology, Stanford University School of Medicine, Stanford, CA 94305, USA</nlm:aff>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Department of Microbiology and Immunology, Baxter Laboratory for Stem Cell Biology, Stanford University School of Medicine, Stanford, CA 94305</wicri:regionArea>
<placeName><region type="state">Californie</region>
</placeName>
</affiliation>