[1] Brown Univ, Alpert Med Sch, Dept Emergency Med, Providence, RI 02912 USA
[2] Rhode Isl Hosp, Injury Prevent Ctr, Providence, RI USA
[3] Brown Univ, Sch Publ Hlth, Dept Hlth Serv Policy & Practice, Providence, RI 02912 USA
[4] Northeastern Univ, Bouve Coll Hlth Sci, Dept Counseling & Appl Educ Psychol, Boston, MA 02115 USA
[5] Brown Univ, Sch Publ Hlth, Dept Epidemiol, Providence, RI 02912 USA
[6] Univ Miami, Dept Sociol, Miami, FL USA
[7] Univ Miami, Dept Econ, Miami, FL USA
[8] Univ Miami, Dept Publ Hlth Sci, Miami, FL USA
[9] Brown Univ, Ctr Alcohol & Addict Studies, Providence, RI 02912 USA