Submitted on: 25 January 2008.
Revised on: 18 April 2008.
Accepted on: 17 June 2008.
___________________Journal of the American College of Emergency Physicians Open
http://reply.papertrans.cn/2/196/19581/19581-22.png
Submitted on: 02 August 2012.
Revised on: 01 September 2012.
Accepted on: 17 September 2012.
___________________Journal of the American College of Emergency Physicians Open
Submitted on: 05 March 2002.
Revised on: 28 April 2002.
Accepted on: 24 June 2002.
___________________Journal of the American College of Emergency Physicians Open
http://reply.papertrans.cn/2/196/19581/19581-25.png
http://reply.papertrans.cn/2/196/19581/19581-26.png
Submitted on: 30 October 2006.
Revised on: 12 December 2006.
Accepted on: 12 January 2007.
___________________Journal of the American College of Emergency Physicians Open
http://reply.papertrans.cn/2/196/19581/19581-28.png
http://reply.papertrans.cn/2/196/19581/19581-29.png
Submitted on: 07 February 2001.
Revised on: 30 March 2001.
Accepted on: 15 May 2001.
___________________Journal of the American College of Emergency Physicians Open