International Journal of Respiration, Volume 40, Issue 15,2020, Pages 1121-1125, doi:10.3760/cma.j.cn131368-20200128-00035
International Journal of Respiration, Volume 40, Issue 15,2020, Pages 1126-1131, doi:10.3760/cma.j.cn131368-20200119-00030
International Journal of Respiration, Volume 40, Issue 15,2020, Pages 1196-1200, doi:10.3760/cma.j.cn131368-20200113-00014
International Journal of Respiration, Volume 40, Issue 15,2020, Pages 1168-1171, doi:10.3760/cma.j.cn131368-20191015-01415
International Journal of Respiration, Volume 40, Issue 15,2020, Pages 1132-1135, doi:10.3760/cma.j.cn131368-20191230-00042