Linstedt, Ulf Laryngeal mask airway or endotracheal tube for percutaneous dilatational tracheostomy: a comparison of visibility of intratracheal structures. [electronic resource] - Anesthesia and analgesia Apr 2010 - 1076-82 p. digital Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 1526-7598 Standard No.: 10.1213/ANE.0b013e3181d27fb4 doi Subjects--Topical Terms: AgedBlood Gas AnalysisDilatationFemaleHemodynamics--physiologyHumansIntubation, Intratracheal--adverse effectsLaryngeal Masks--adverse effectsMaleMiddle AgedMonitoring, IntraoperativePositive-Pressure RespirationProspective StudiesRespiratory Mechanics--physiologyTrachea--anatomy & histologyTracheostomy--methods