Footnotes

• ↵i Sponsorship ban is defined as follows: “No manufacturer, distributor, or retailer may sponsor or cause to be sponsored any athletic, musical, artistic, or other social or cultural event, or any entry or team in any event, in the brand name (alone or in conjunction with any other word), logo, symbol, motto, selling message, recognisable colour or pattern of colours, or any other indicia of product identification identical or similar to, or identifiable with, those used for any brand of cigarettes or smokeless tobacco”.

• ↵ii As of 24 August 2017.

• Contributors OG and SWR conceptualised the idea. OG wrote the first draft of the paper and SWR and JC provided input on subsequent manuscript drafts. All authors contributed to and have approved the final manuscript.

• Competing interests None declared.

• Provenance and peer review Not commissioned; externally peer reviewed.