<affiliation wicri:level="1"><nlm:aff id="Aff1">Department of Orthopaedic Surgery, National University Hospital, National University Singapore, National University Health System, 1E Kent Ridge Road, 119228 Singapore, Singapore</nlm:aff>
<country xml:lang="fr">Singapour</country>
<wicri:regionArea>Department of Orthopaedic Surgery, National University Hospital, National University Singapore, National University Health System, 1E Kent Ridge Road, 119228 Singapore</wicri:regionArea>
<wicri:noRegion>119228 Singapore</wicri:noRegion>
</affiliation>