INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 2,2007, Pages 146-149, doi:10.3760/cma.j.issn.1673-436X.2007.02.018
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 2,2007, Pages 121-124, doi:10.3760/cma.j.issn.1673-436X.2007.02.011
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 2,2007, Pages 137-139, doi:10.3760/cma.j.issn.1673-436X.2007.02.015
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 2,2007, Pages 99-102, doi:10.3760/cma.j.issn.1673-436X.2007.02.006
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 27, Issue 2,2007, Pages 130-132, doi:10.3760/cma.j.issn.1673-436X.2007.02.013