Subjects with any of the following current Axis I DSM-IV-TR diagnoses: delirium, dementia, amnestic, or other cognitive disorders; schizophrenia, schizoaffective disorder, or other psychotic disorders; bipolar I disorder, bipolar II disorder, or bipolar disorder not otherwise specified (NOS); eating disorders (including anorexia nervosa or bulimia); obsessive compulsive disorder; panic disorder; post-traumatic stress disorder; and attention deficit hyperactivity disorder.