1. Impact of nutrition on the ageing process;Mathers;Br J Nutr,2015
2. Statista 2013 The Statistics Portal http://www.statista.com/statistics/274514/life-expectancy-in-europe/
3. World Health Organisation 2015 Europe: Demographic Trends, Statistics and Data on Ageing http://www.euro.who.int/en/health-topics/Life-stages/healthy-ageing/data-and-statistics/demographic-trends,-statistics-and-data-on-ageing
4. Biomarkers, interventions and healthy ageing;Kenessary;N Biotechnol,2013
5. Harbers , MM Achterberg , PW 2012 Europeans of Retirement Age: Chronic Diseases and Economic Activity http://ec.europa.eu/health/major_chronic_diseases/docs/rivm_report_retirement_en.pdf