作者单位：
Department of Emergency Medicine, University of Southern California, Los Angeles, CA, United States
[1]
Department of Medicine, University of California Los Angeles, Los Angeles, CA, United States
[2]
Emergency Medicine Center, Ronald Reagan UCLA, Los Angeles, CA, United States, Division of Research
[3]
Division of Research and Evaluation, Kaiser Permanente Southern California, Pasadena, CA, United
[4]
发布时间
2013-11-20
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