INTERNATIONAL JOURNAL OF RESPIRATION, Volume 30, Issue 23,2010, Pages 1463-1466, doi:10.3760/cma.j.issn.1673-436X.2010.023.015
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 30, Issue 23,2010, Pages 1470-1472, doi:10.3760/cma.j.issn.1673-436X.2010.023.017
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 30, Issue 23,2010, Pages 1439-1442, doi:10.3760/cma.j.issn.1673-436X.2010.023.009
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 30, Issue 23,2010, Pages 1443-1446, doi:10.3760/cma.j.issn.1673-436X.2010.023.010
INTERNATIONAL JOURNAL OF RESPIRATION, Volume 30, Issue 23,2010, Pages 1431-1434, doi:10.3760/cma.j.issn.1673-436x.2010.023.007