1. Global Health Observatory. World Health Organization (2008). Available from: http://apps.who.int/ghodata/ Accessed 27 July, 2011.
2. Global Health Estimates 2016; Deaths by cause, age, sex by country and by region, 2000-2016, Geneva, World Health Organisation; 2018.
3. World bank List of Economies. Washington, DC: the World Bank Group; 2017.
4. Collaborators GBD. Global, regional, and national age-sex specific all-cause and cause-specific mortality for 240 causes of death, 1990-2013: a systematic analysis for the global burden of disease study 2013. Lancet. 2015;385(9963):117–71.
5. • European Digestive Health Summit 2018, Digestive health group. This report gives very significant data about gastrointestinal health across Europe.