title: Perceptual modulation and variability in psychiatric patients.
mesh_terms: D000328:Adult; D000367:Age Factors; D001714:Bipolar Disorder / Q000175:diagnosis*; D003863:Depression / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004569:Electroencephalography; D005071:Evoked Potentials; D005260:Female; D005366:Figural Aftereffect; D006801:Humans; D007699:Kinesthesis; D008297:Male; D008875:Middle Aged; D010775:Photic Stimulation; D012559:Schizophrenia / Q000175:diagnosis*; D012737:Sex Factors; D014796:Visual Perception