Submitted on: 26 July 2005.
Revised on: 03 September 2005.
Accepted on: 27 September 2005.
Lancet Respiratory Medicine---ELSEVIER SCI LTD
Submitted on: 17 August 2000.
Revised on: 27 August 2000.
Accepted on: 18 September 2000.
Lancet Respiratory Medicine---ELSEVIER SCI LTD
Submitted on: 10 May 2019.
Revised on: 13 June 2019.
Accepted on: 27 June 2019.
Lancet Respiratory Medicine
Submitted on: 21 April 2021.
Revised on: 28 May 2021.
Accepted on: 03 June 2021.
Lancet Respiratory Medicine---ELSEVIER SCI LTD
http://reply.papertrans.cn/3/206/20518/20518-25.png
http://reply.papertrans.cn/3/206/20518/20518-26.png
Submitted on: 03 August 2012.
Revised on: 18 August 2012.
Accepted on: 08 September 2012.
Lancet Respiratory Medicine---ELSEVIER SCI LTD
http://reply.papertrans.cn/3/206/20518/20518-28.png
Submitted on: 03 June 2023.
Revised on: 22 June 2023.
Accepted on: 28 June 2023.
Lancet Respiratory Medicine---ELSEVIER SCI LTD
http://reply.papertrans.cn/3/206/20518/20518-30.png