title: A question of causation.
mesh_terms: D003863:Depression / Q000601:surgery; D004298:Dopamine / Q000378:metabolism; D005260:Female; D006179:Gyrus Cinguli / Q000601:surgery*; D006801:Humans; D012559:Schizophrenia / Q000209:etiology* / Q000378:metabolism
chemical_list: D004298:Dopamine