1. O'Connor M, Hurley E, McCormack S, O'Connor T (2018) Irish Thoracic Society. Respiratory Health of the Nation Report, Dublin
2. GBD 2015 Chronic Respiratory Disease Collaborators (2017) Global, regional, and national deaths, prevalence, disability-adjusted life years, and years lived with disability for chronic obstructive pulmonary disease and asthma, 1990–2015: a systematic analysis for the Global Burden of Disease Study 2015. Lancet Respir Med 5(9):691–706
3. Global Initiative for Chronic Obstructive Lung Disease (2018) global strategy for the diagnosis, management and prevention of chronic obstructive lung disease. Available at: https://goldcopd.org/wp-content/uploads/2017/11/GOLD-2018-v6.0-FINAL-revised-20-Nov_WMS.pdf
4. Gibson G, Loddenkemper R., Lundbäck B, Sibille Y (2013) The European Lung White book; Respiratory Health and Disease in Europe. Chapter 13, Chronic obstructive pulmonary disease: European Respiratory Society. Available from: https://www.erswhitebook.org/chapters/chronic-obstructive-pulmonary-disease/. Accessed 13 January 2020
5. Sheridan A, O’Farrell A, Evans DS, Kavanagh P (2018) Adult smoking in Ireland: a special analysis of the Healthy Ireland survey and the Irish longitudinal study on ageing (TILDA). Tobacco Free Ireland Programme, Health Service Executive, Dublin