[1] Brown Univ, Providence VA Med Ctr, Dept Psychiat & Human Behav, Providence, RI 02912 USA
[2] Brown Univ, Providence VA Med Ctr, Alpert Med Sch, Providence, RI 02912 USA
[3] Butler Hosp, Providence, RI 02906 USA
[4] Providence VA Med Ctr, Ctr Neurorestorat & Neurotechnol, Providence, RI USA
[5] Brown Univ, Dept Psychiat & Human Behav, Butler Hosp, Providence, RI 02912 USA