[1] Brown Univ, Emergency Med, Providence, RI 02912 USA
[2] Capital Ctr Oral & Maxillofacial Surg & Cosmet Su, Oral Surg, Washington, DC USA
[3] Univ Cent Florida, Coll Med, Emergency Med, Hosp Corp Amer Grad Med Educ HCA GME Consortium, Kissimmee, FL USA
[4] Mercer Univ, Sch Med, Emergency Med, Macon, GA 31207 USA
[5] Envis Phys Serv, Emergency Med, Orlando, FL USA