Text and Data Mining valid from 2020-01-29
Received: 29 July 2019
Accepted: 20 January 2020
First Online: 29 January 2020
Ethics approval and consent to participate
: Ethics approval was granted by the Health Science Research Ethics Board from University of Toronto’s Research Oversight and Compliance Office Human Research Ethics Program. The protocol reference #34481. Written consent was obtained from all study participants.
: Consent to publish individual data was obtained from all participants.
: The authors declare that they have no competing interests.