http://reply.papertrans.cn/3/259/25831/25831-31.png
Submitted on: 04 January 2013.
Revised on: 12 January 2013.
Accepted on: 06 February 2013.
Pulmonary Medicine
http://reply.papertrans.cn/3/259/25831/25831-33.png
Submitted on: 01 April 2010.
Revised on: 08 May 2010.
Accepted on: 27 May 2010.
Pulmonary Medicine---HINDAWI LTD
http://reply.papertrans.cn/3/259/25831/25831-35.png
Submitted on: 19 January 1998.
Revised on: 25 February 1998.
Accepted on: 14 March 1998.
Pulmonary Medicine---HINDAWI LTD