1. Canadian Association of Emergency Physicians Taking action on the issue of overcrowding in Canada's emergency departments, Ottawa 2005 http://www.caep.ca/002.policies/002-05.communications/2005/050321-ambulance-effectiveness
2. Hospital Emergency Department and Ambulance Effectiveness Working Group Improving access to emergency services: a system commitment 2006 http://www.health.gov.on.ca/english/public/pub/ministry_reports/emerg_dept_05/emerg_dept_05.pdf
3. Canadian Association of Emergency Physicians and National Emergency Nurses Affiliation We can't afford to wait any longer, national awareness campaign 2007 http://www.caep.ca/stopthewait
4. Emergency Nurses Association Holding patients in the emergency department 2006 http://www.ena.org/SiteCollectionDocuments/Position%20Statements/Holding_Patients__in_the_Emergency_Department_-_ENA_White_Paper.pdf
5. The opportunity loss of boarding admitted patients in the emergency department;Falvo;Academy of Emergency Medicine,2007