Funding for this research was provided by:
Alberta Health Services
Received: 24 August 2017
Accepted: 21 May 2018
First Online: 30 May 2018
Ethics approval and consent to participate
: The University of Calgary Conjoint Health Research Ethics Board waived the requirement for formal ethics approval.
: Dr. Leigh reports personal fees from AstraZeneca, grants from AstraZeneca, personal fees from Boehringer Ingelheim, grants from GlaxoSmithKline, grants from MedImmune, personal fees from Novartis, personal fees from TEVA Canada, outside the submitted work. The other authors have no disclosures.
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