1. European cardiovascular disease statistics 2008;Allender,2008
2. Statistiska centralbyrån (SCB) [citado 20 Jul 2012]. Disponible en: http://www.scb.se
3. General Register Office for Scotland [citado 20 Jul 2012]. Disponible en: http://www.gro-scotland.gov.uk/statistics
4. CSO-Central Statistics Office Ireland [citado 20 Jul 2012]. Disponible en: http://www.cso.ie
5. British Heart Foundation-Heart statistics [citado 20 Jul 2012]. Disponible en: http://www.bhf.org.uk/research/statistics.aspx