title: Object sorting and the heterogeneity of schizophrenia.
mesh_terms: D000328:Adult; D001244:Association; D003071:Cognition; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011581:Psychological Tests; D012559:Schizophrenia / Q000175:diagnosis*; D012565:Schizophrenic Psychology