作者单位:
Thomas Jefferson Univ, Dept Emergency Med, Philadelphia, PA 19107 USA
[1]
Univ Penn, Dept Emergency Med, Philadelphia, PA 19104 USA
[2]
Univ N Carolina, Dept Emergency Med, 170 Manning Dr, Chapel Hill, NC 27599 USA
[3]
Univ Penn, Dept Surg, Div Traumatol Surg Crit Care & Emergency Surg, Philadelphia, PA 19104 USA
[4]
Univ Penn, Wharton Sch Business, Philadelphia, PA 19104 USA
[5]
发布时间
2018-12-20