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Article History

Received: 4 December 2017

Accepted: 20 August 2018

First Online: 21 September 2018

Ethics approval and consent to participate

: Survey 1 (administered between February and March 2014) and Survey 2 (administered between May and June 2014) were both approved by the New England Institutional Review Board (reference numbers NEIRB# 13–431 and IRB# 14–211) and the participants received complete information about the study before agreeing with an informed consent form (ICF).

: Not applicable.

: Authors #2, #5, #6, #7, #8, and #9 are employees from Philip Morris Products S.A. and AR from Philip Morris International Management S.A. Author #4 was an employee of Covance Market Access Inc. which was contracted and paid by Philip Morris International to perform all the studies reported in this article. Authors #1 and #3 are contracted and paid by Philip Morris International.

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