International Journal of Respiration, Volume 38, Issue 10,2018, Pages 783-786, doi:10.3760/cma.j.issn.1673-436X.2018.10.013
International Journal of Respiration, Volume 38, Issue 10,2018, Pages 751-757, doi:10.3760/cma.j.issn.1673-436X.2018.10.007
International Journal of Respiration, Volume 38, Issue 10,2018, Pages 791-795, doi:10.3760/cma.j.issn.1673-436X.2018.10.015
International Journal of Respiration, Volume 38, Issue 10,2018, Pages 721-724, doi:10.3760/cma.j.issn.1673-436X.2018.10.001
International Journal of Respiration, Volume 38, Issue 10,2018, Pages 796-800, doi:10.3760/cma.j.issn.1673-436X.2018.10.016