International Journal of Respiration, Volume 33, Issue 8,2013, Pages 627-631, doi:10.3760/cma.j.issn.1673-436X.2013.008.019
International Journal of Respiration, Volume 33, Issue 8,2013, Pages 608-611,封3, doi:10.3760/cma.j.issn.1673-436X.2013.008.014
International Journal of Respiration, Volume 33, Issue 8,2013, Pages 603-604, doi:10.3760/cma.j.issn.1673-436X.2013.008.012
International Journal of Respiration, Volume 33, Issue 8,2013, Pages 612-614, doi:10.3760/cma.j.issn.1673-436X.2013.008.015
International Journal of Respiration, Volume 33, Issue 8,2013, Pages 587-592, doi:10.3760/cma.j.issn.1673-436X.2013.008.008