机构:
Brown Univ, Dept Emergency Med, Warren Alpert Med Sch, Providence, RI 02912 USA
Rhode Isl Hosp & Miriam Hosp, Dept Emergency Med, Providence, RI USA
Univ Emergency Med Fdn, Providence, RI USABrown Univ, Dept Emergency Med, Warren Alpert Med Sch, Providence, RI 02912 USA