作者单位：
Department of Emergency Medicine, Massachusetts General Hospital, Boston, MA, United States
[1]
Department of Emergency Medicine, University of Pennsylvania, Philadelphia, PA, United States
[2]
Department of Medicine, Massachusetts General Hospital, Boston, MA, United States
[3]
Division of Emergency Medicine, Harvard Medical School, Boston, MA, United States, Department of
[4]
发布时间
2013-11-20
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