[1] Thresholds Res Inst, Chicago, IL USA
[2] Dartmouth Coll, Sch Med, Hanover, NH 03755 USA
[3] Univ Illinois, Coll Nursing, Chicago, IL USA
[4] Thresholds Psychosocial Rehabil Ctr, Chicago, IL USA
[5] Amer Assoc Advancement Sci, Amer Psychol Assoc, Washington, DC USA