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Article History

Received: 2 July 2020

Accepted: 25 March 2021

First Online: 9 April 2021

Declarations

:

: The University of British Columbia’s Clinical Research Ethics Board approved this research (application H15-00062).

: Consent was not required given the data were anonymized and were made available under the British Columbia’s Freedom of Information and Protection of Privacy Act.

: JMF is a member of the Global Initiative for Asthma (GINA) Executive and Science Committees. He has served on advisory boards for Novartis, Pfizer, AstraZeneca, Boehringer-Ingelheim, and Merck. He has also been a member of speakers’ bureaus for AstraZeneca, Boehringer-Ingelheim, Novartis, and Merck. He has received research funding paid directly to the University of British Columbia from AstraZeneca, Glaxo-SmithKline, Boehringer-Ingelheim, Merck, Sanofi, and Novartis. MS receives salary support from the Canadian Institutes of Health Research and Michael Smith Foundation for Health Research. He has received speaker fees and honoraria from GlaxoSmithKline, AstraZeneca, Teva, and Boehringer Ingelheim. Other authors have no conflict of interests to declare. He has received research funding paid directly to the University of British Columbia from AstraZeneca and Boehringer-Ingelheim.