International Journal of Respiration, Volume 40, Issue 13,2020, Pages 1014-1016, doi:10.3760/cma.j.cn131368-20200223-00078
International Journal of Respiration, Volume 40, Issue 13,2020, Pages 1005-1007, doi:10.3760/cma.j.cn131368-20200303-00113
International Journal of Respiration, Volume 40, Issue 13,2020, Pages 978-981, doi:10.3760/cma.j.cn131368-20200220-00069
International Journal of Respiration, Volume 40, Issue 13,2020, Pages 1008-1013, doi:10.3760/cma.j.cn131368-20200310-00147
International Journal of Respiration, Volume 40, Issue 13,2020, Pages 988-993, doi:10.3760/cma.j.cn131368-20200307-00133