Submitted on: 24 June 2003.
Revised on: 01 July 2003.
Accepted on: 14 July 2003.
SEMINARS IN RESPIRATORY AND CRITICAL CARE MEDICINE
Submitted on: 13 February 2020.
Revised on: 23 March 2020.
Accepted on: 17 April 2020.
SEMINARS IN RESPIRATORY AND CRITICAL CARE MEDICINE
http://reply.papertrans.cn/3/279/27810/27810-13.png
http://reply.papertrans.cn/3/279/27810/27810-14.png
http://reply.papertrans.cn/3/279/27810/27810-15.png
Submitted on: 09 September 2015.
Revised on: 23 September 2015.
Accepted on: 12 October 2015.
SEMINARS IN RESPIRATORY AND CRITICAL CARE MEDICINE
http://reply.papertrans.cn/3/279/27810/27810-17.png
Submitted on: 02 December 2014.
Revised on: 03 January 2015.
Accepted on: 26 January 2015.
SEMINARS IN RESPIRATORY AND CRITICAL CARE MEDICINE
Submitted on: 23 April 2004.
Revised on: 18 May 2004.
Accepted on: 28 May 2004.
SEMINARS IN RESPIRATORY AND CRITICAL CARE MEDICINE
http://reply.papertrans.cn/3/279/27810/27810-20.png