Submitted on: 22 August 2006.
Revised on: 16 December 2006.
Accepted on: 09 January 2007.
___________________Journal of Thoracic Disease---AME PUBLISHING COMPANY
Submitted on: 20 July 2020.
Revised on: 28 October 2020.
Accepted on: 08 November 2020.
___________________Journal of Thoracic Disease---AME PUBLISHING COMPANY
http://reply.papertrans.cn/2/200/19918/19918-33.png
Submitted on: 14 September 2017.
Revised on: 22 October 2017.
Accepted on: 13 December 2017.
___________________Journal of Thoracic Disease---AME PUBLISHING COMPANY
http://reply.papertrans.cn/2/200/19918/19918-35.png
Submitted on: 03 May 2005.
Revised on: 09 August 2005.
Accepted on: 24 August 2005.
___________________Journal of Thoracic Disease---AME PUBLISHING COMPANY