We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePatterns and factors associated with intensive use of ED services: implications for allocating resources.AuthorsRuger JP; Lewis LM; Richter CJPublicationAmerican Journal of Emergency Medicine, 2012, Vol 30, Issue 9, p1884ISSN0735-6757Publication typearticleDOI10.1016/j.ajem.2012.04.001