<affiliation wicri:level="2"><nlm:affiliation>From the Department of Trauma and Acute Care Surgery, Walter Reed National Military Medical Center (K.N.R.), Bethesda, Maryland; Division of Trauma, Emergency Surgery, and Surgical Critical Care, Hospital of the University of Pennsylvania (C.W.S., B.P.S., P.K.K., P.M.R.), Philadelphia; and Department of Surgery, Allegheny General Hospital (A.M.), Pittsburgh, Pennsylvania.</nlm:affiliation>
<country xml:lang="fr">États-Unis</country>
<placeName><region type="state">Pennsylvanie</region>
</placeName>
<wicri:cityArea>From the Department of Trauma and Acute Care Surgery, Walter Reed National Military Medical Center (K.N.R.), Bethesda, Maryland; Division of Trauma, Emergency Surgery, and Surgical Critical Care, Hospital of the University of Pennsylvania (C.W.S., B.P.S., P.K.K., P.M.R.), Philadelphia; and Department of Surgery, Allegheny General Hospital (A.M.), Pittsburgh</wicri:cityArea>
</affiliation>