Article History
Received: 17 July 2020
Accepted: 20 July 2020
First Online: 21 September 2020
Compliance with ethical standards
:
: KF reports no competing interests for the past 36 months. For the past 60 months, one study was funded by the non-profit association Tennessee Smoke-Free Association. AB reports no conflict of interest. RN receives funding from the Food and Drug Administration Center for Tobacco Products via contractual mechanisms with Westat and the National Institutes of Health. Within the past three years, he has served as a paid consultant to the Government of Canada and the FDA via contracts with Industrial Economics Inc., and has received an honorarium for a virtual meeting from Pfizer Inc.
: Not applicable.
: Not applicable.
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