[1] University of Maryland School of Medicine,Department of Medicine, Division of Critical Care Medicine
[2] University of Maryland Baltimore Washington Medical Center,Department of Medicine, Division of Pulmonary and Critical Care Medicine
[3] University of Maryland School of Medicine,Department of Pharmacy Services
[4] University of Maryland Medical Center,Department of Anesthesiology and Critical Care Medicine
[5] The George Washington University School of Medicine,Department of Medicine, Division of Education
[6] University of Maryland School of Medicine,Division of Cardiothoracic Surgery, Department of Surgery
[7] University of Maryland School of Medicine,Department of Surgery and Program in Trauma, R Adams Crowley Shock Trauma Center
[8] University of Maryland School of Medicine,Department of Medicine
[9] University of Maryland School of Medicine,Division of Pulmonary and Critical Care, Department of Medicine
[10] Program in Trauma,Department of Medicine, Division of Pulmonary and Critical Care Medicine
[11] University of California,undefined
[12] Johns Hopkins University School of Medicine,undefined