1 Anesthesiology and Pain Medicine, University of Toronto, Toronto, ON, Canada.
2 Department of Anesthesia and Pain Management, University Health Network, Sinai Health, and Women's College Hospital, Toronto, ON, Canada.
3 The Michener Institute of Education, University Health Network, Toronto, ON, Canada.
4 Kensington Eye Institute, Toronto, ON, Canada.
5 Anesthesiology and Pain Medicine, University of Toronto, Toronto, ON, Canada. [email protected].
6 Department of Anesthesia and Pain Management, University Health Network, Sinai Health, and Women's College Hospital, Toronto, ON, Canada. [email protected].