[1] Univ Colorado, Sch Med, Dept Emergency Med, Firearm Injury Prevent Initiat, Anschutz Med Campus, Aurora, CO USA
[2] VA Eastern Colorado Geriatr Res Educ & Clin Ctr, Aurora, CO USA
[3] Univ Colorado, Firearm Injury Prevent Initiat, Sch Med, Dept Emergency Med, Anschutz Med Campus, Aurora, CO USA
[4] Univ Colorado, Ctr COMBAT Res, Sch Med, Dept Emergency Med, Anschutz Med Campus, Aurora, CO USA
[5] Univ Colorado, Firearm Injury Prevent Initiat, Anschutz Med Campus, Aurora, CO USA
[6] Colorado Sch Publ Hlth, Dept Biostat & Informat, Aurora, CO USA
[7] Ohio State Univ, Dept Psychiat & Behav Hlth, Coll Med, Columbus, OH USA
[8] RAND Corp, Santa Monica, CA USA
[9] Rutgers State Univ, New Jersey Gun Violence Res Ctr, Rutgers Sch Publ Hlth, Piscataway, NJ USA
[10] Univ Colorado, Anschutz Med Campus, 13001 East 17th Pl B119, Aurora, CO 80045 USA