1 Department of Preventive Medicine and Health Promotion, St. Vincent's University Hospital, Elm Park, Dublin 4, D04 T6F4, Ireland. Ailsa.lyons@svuh.ie.
2 School of Public Health, Physiotherapy and Sports Science, University College Dublin, Belfield, Dublin 4, Ireland.
3 School of Medicine, University College Dublin, Belfield, Dublin 4, Ireland.
4 School of Nursing, Midwifery and Health Systems, Health Sciences Centre, University College Dublin, Belfield, Dublin 4, Ireland.
5 UCD Conway Institute of Biomolecular and Biomedical, Research and UCD School of Medicine, College of Health, and Agricultural Science (CHAS), University College, Dublin, Belfield, Dublin 4, Ireland.
6 Department of Preventive Medicine and Health Promotion, St. Vincent's University Hospital, Elm Park, Dublin 4, D04 T6F4, Ireland.
7 Health Service Executive Tobacco Free Ireland Programme, Strategy and Research, 4th Floor, Jervis House, Jervis Street, Dublin 1, D01 W596, Ireland.