Guo, Runling [Application of Venturi combined with MR850 in ventilator offline patients with tracheotomy]. [electronic resource] - Zhonghua wei zhong bing ji jiu yi xue Oct 2018 - 943-945 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 2095-4352 Standard No.: 10.3760/cma.j.issn.2095-4352.2018.010.007 doi Subjects--Topical Terms: AdolescentAdultAgedFemaleHumansMaleMiddle AgedOxygen Inhalation Therapy--methodsRespiration, ArtificialTracheotomyTreatment Outcome