Text and Data Mining valid from 2018-02-08
Received: 24 April 2017
Accepted: 22 January 2018
First Online: 8 February 2018
Ethics approval and consent to participate
: The Ottawa Health Science Network Research Ethics Board approved this study. Informed written consent was obtained by all patients who participated in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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