http://reply.papertrans.cn/3/206/20519/20519-31.png
Submitted on: 28 March 2003.
Revised on: 26 April 2003.
Accepted on: 13 May 2003.
Lancet Respiratory Medicine---ELSEVIER SCI LTD
Submitted on: 07 August 2018.
Revised on: 05 September 2018.
Accepted on: 26 September 2018.
Lancet Respiratory Medicine
http://reply.papertrans.cn/3/206/20519/20519-34.png
http://reply.papertrans.cn/3/206/20519/20519-35.png
Submitted on: 23 April 2023.
Revised on: 08 May 2023.
Accepted on: 22 May 2023.
Lancet Respiratory Medicine