Rabitsch, Werner Closed suctioning system reduces cross-contamination between bronchial system and gastric juices. [electronic resource] - Anesthesia and analgesia Sep 2004 - 886-92, table of contents p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0003-2999 Standard No.: 10.1213/01.ANE.0000143353.85428.39 doi Subjects--Topical Terms: AgedBronchi--microbiologyEquipment Contamination--prevention & controlFemaleGastric Juice--microbiologyHumansMaleMiddle AgedPneumonia, Bacterial--etiologyProspective StudiesSuction--instrumentationVentilators, Mechanical--microbiology