1. Heavy users of emergency services: a population-based review;Ovens;Can Med Assoc J,2001
2. Frequent users of emergency departments: do they also use family physicians' services?;Chan;Can Fam Physician,2002
3. Heavy users of emergency services: social construction of a policy problem;Malone;Soc Sci Med,1995
4. Frequent users of the emergency department: a program to improve care and reduce visits;Pope;Can Med Assoc J,2000
5. Community-wide emergency department visits by patients suspected of drug-seeking behavior;Zechnich;Acad Emerg Med,1996