1. Outcome of CPR in a large metropolitan area—Where are the survivors?;Becker;Ann Emerg Med,1991
2. Time-to-patient interval: The hidden component of response time;Campbell;Ann Emerg Med,1992
3. Prespective validation of a new model for evaluating EMS systems by in-field observation of specific time intervals in prehospital care;Spaite;Ann Emerg Med,1992
4. Meaningful response time interval: Is it an elusive dream?;Campbell;Ann Emerg Med,1991
5. Characteristics of midsized urban EMS system;Braun;Ann Emerg Med,1990