[1] Univ Colorado, Hlth Sci Ctr, Behav Neurol Sect B182, Dept Neurol, Denver, CO 80262 USA
[2] Univ Colorado, Hlth Sci Ctr, Dept Surg Emergency Med, Denver, CO 80262 USA
[3] Univ Colorado, Hlth Sci Ctr, Dept Psychiat, Denver, CO 80262 USA
[4] Vet Affairs Med Ctr, Denver, CO USA
[5] Colorado Mental Hlth Inst, Pueblo, CO USA