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Submitted on: 26 September 2001.
Revised on: 11 January 2002.
Accepted on: 10 February 2002.
___________________EMERGENCY MEDICINE CLINICS OF NORTH AMERICA
Submitted on: 24 March 2005.
Revised on: 08 July 2005.
Accepted on: 08 August 2005.
___________________EMERGENCY MEDICINE CLINICS OF NORTH AMERICA
Submitted on: 01 February 2017.
Revised on: 10 March 2017.
Accepted on: 30 April 2017.
___________________EMERGENCY MEDICINE CLINICS OF NORTH AMERICA
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Submitted on: 15 January 1998.
Revised on: 13 March 1998.
Accepted on: 03 April 1998.
___________________EMERGENCY MEDICINE CLINICS OF NORTH AMERICA
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