INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 5,2007, Pages 327-328, doi:10.3760/cma.j.issn.1673-436X.2007.05.003
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 5,2007, Pages 365-369, doi:10.3760/cma.j.issn.1673-436X.2007.05.013
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 5,2007, Pages 395-398, doi:10.3760/cma.j.issn.1673-436X.2007.05.020
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 5,2007, Pages 350-354, doi:10.3760/cma.j.issn.1673-436X.2007.05.009
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 5,2007, Pages 387-390, doi:10.3760/cma.j.issn.1673-436X.2007.05.018