Exposure to e-cigarette advertising and young people's use of e-cigarettes: A four-country study.

"CONFLICTS OF INTEREST The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. The authors declare that they have no competing interests, financial or otherwise, related to the current work. S. Pettigrew and A. Jones report that since the initial planning of the work, financial support was provided by the National Health and Medical Research Council and payments were made to their Institution (The George Institute for Global Health). S. Pettigrew reports that in the past 36 months Grants were given to her Institution (The George Institute for Global Health) from the World Health Organization, Australian Research Council, Ian Potter Foundation, UK Better Health Program, AVANT, and VicHealth. A. Jones reports that in the past 36 months Grants were given to her Institution (The George Institute for Global Health) from the Bill and Melinda Gates Foundation, World Health Organization, VicHealth, and the National Institutes of Health (US). S. Pettigrew also reports that in the past 36 months, she received consulting fees from the Cancer Council Western Australia, Cancer Council Victoria and the Western Australian Mental Health Commission, and payments were made to her Institution (The George Institute for Global Health). In the past 36 months, S. Pettigrew received financial support for flights and accommodation for conferences, at which she was a keynote speaker, by the Public Health Association of Australia. S. Pettigrew also reports that she holds holdings within the University’s superannuation portfolio."

"FUNDING This study was funded by National Health and Medical Research Program Grant (#GNT1149987). The funder had no role in determining the study design, the contents of the article, nor decisions relating to its publication."