1. European Commission, The 2012 Ageing Report. Economic and Budgetary Projections for the 27 EU Member States (2010–2060) (European Economy, Feb 2012)
2. T. Panagiotakopoulos, A. Theodosiou, A. Kameas, Exploring ambient assisted living job profiles. Proceedings of the 6th International Conference on Pervasive Technologies Related to Assistive Environments, 2013
3. Centers for Disease Control and Prevention, Chronic Disease Overview: Costs of Chronic Disease, http://www.cdc.gov/chronicdisease/
4. A.M. Holmes, P. Deb, The effect of chronic illness on the psychological health of family members. J. Ment. Health Policy Econ. 6, 13–22 (2003)
5. Centers for Disease Control and Prevention, Chronic Disease Overview: Costs of Chronic Disease, http://www.cdc.gov/nccdphp/overview.htm