<affiliation wicri:level="4"><nlm:affiliation>Department of Anesthesia and Pain Management, Toronto General Hospital, Toronto, Canada; Centre for the Study of Pain, Faculties of Dentistry and Medicine, University of Toronto, Toronto, Canada.</nlm:affiliation>
<country xml:lang="fr">Canada</country>
<wicri:regionArea>Department of Anesthesia and Pain Management, Toronto General Hospital, Toronto, Canada; Centre for the Study of Pain, Faculties of Dentistry and Medicine, University of Toronto, Toronto</wicri:regionArea>
<orgName type="university">Université de Toronto</orgName>
<placeName><settlement type="city">Toronto</settlement>
<region type="state">Ontario</region>
</placeName>
</affiliation>