Jones, Alan E Randomized, controlled trial of immediate versus delayed goal-directed ultrasound to identify the cause of nontraumatic hypotension in emergency department patients. [electronic resource] - Critical care medicine Aug 2004 - 1703-8 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 0090-3493 Standard No.: 10.1097/01.ccm.0000133017.34137.82 doi Subjects--Topical Terms: AdultClinical ProtocolsConfidence IntervalsCross-Over StudiesDehydration--complicationsDiagnosis, DifferentialEmergency Medical Services--methodsHumansHypotension--diagnostic imagingPredictive Value of TestsShock, Septic--complicationsSurvival AnalysisUltrasonography--standards