International Journal of Respiration, Volume 36, Issue 14,2016, Pages 1053-1055, doi:10.3760/cma.j.issn.1673-436X.2016.14.004
International Journal of Respiration, Volume 36, Issue 14,2016, Pages 1117-1120, doi:10.3760/cma.j.issn.1673-436X.2016.14.018
International Journal of Respiration, Volume 36, Issue 14,2016, Pages 1049-1052, doi:10.3760/cma.j.issn.1673-436X.2016.14.003
International Journal of Respiration, Volume 36, Issue 14,2016, Pages 1067-1070, doi:10.3760/cma.j.issn.1673-436X.2016.14.007
International Journal of Respiration, Volume 36, Issue 14,2016, Pages 1045-1048, doi:10.3760/cma.j.issn.1673-436X.2016.14.002