About the Authors

Bo Chen

Roles Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

Affiliation Princess Margaret Hospital, Toronto, Ontario, Canada

Wei Xu

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Supervision, Writing – review & editing

wei.xu@uhnresearch.ca

Affiliations Princess Margaret Hospital, Toronto, Ontario, Canada, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.