International Journal of Respiration, Volume 37, Issue 24,2017, Pages 1875-1880, doi:10.3760/cma.j.issn.1673-436X.2017.24.008
International Journal of Respiration, Volume 37, Issue 24,2017, Pages 1847-1850, doi:10.3760/cma.j.issn.1673-436X.2017.24.002
International Journal of Respiration, Volume 37, Issue 24,2017, Pages 1901-1906, doi:10.3760/cma.j.issn.1673-436X.2017.24.014
International Journal of Respiration, Volume 37, Issue 24,2017, Pages 1916-1920, doi:10.3760/cma.j.issn.1673-436X.2017.24.017
International Journal of Respiration, Volume 37, Issue 24,2017, Pages 1907-1910, doi:10.3760/cma.j.issn.1673-436X.2017.24.015