1. Office for national statistics (2012) population ageing in the United Kingdom, its constituent countries and the European Union. http://www.ons.gov.uk/ons/dcp171776_258607.pdf [last accessed 03/01/2016].
2. The Royal College of Physicians. Hospitals on the edge? The time for action. London, 2012.
3. Continuity of care for older hospital patients. A call for action. The King's Trust;Cornwell,2012
4. Epidemiology of multimorbidity and implications for health care, research, and medical education: a cross-sectional study;Barnett;Lancet,2012
5. Managing patients with multimorbidity in primary care;Wallace;BMJ,2015