About the Authors

Fionn P. Daly

Roles Conceptualization, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

Affiliations School of Medicine and Health, University College Cork, Cork, Ireland, School of Public Health, University College Cork, Cork, Ireland

Seán R. Millar

Roles Methodology, Supervision, Writing – review & editing

Affiliations School of Public Health, University College Cork, Cork, Ireland, Health Research Board, Dublin, Ireland

Emmet Major

Roles Writing – review & editing

Affiliation Western Region Drug and Alcohol Task Force, Galway, Ireland

Peter M. Barrett

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

peter.barrett@ucc.ie

Affiliations School of Public Health, University College Cork, Cork, Ireland, Department of Public Health HSE South West, Cork, Ireland, INFANT Research Centre, University College Cork, Cork, Ireland

Competing Interests

The authors have declared that no competing interests exist.