1. Emergency departments unevenly affected by growth and change in patient use;Nadel,1994
2. Trends in hospital emergency department utilization;Burt;Vital Health Stat,2001
3. Emergency care in pediatric dentistry;Battenhouse;J Dent Child,1988
4. Dental emergencies presenting to a children’s hospital;Majewski;J Dent Child,1988
5. Epidemiology of dental emergency visits to an urban children’s hospital;Zeng;Pediatr Dent,1994