title: Effects of contingent social reinforcement with delusional chronic schizophrenic men.
mesh_terms: D000328:Adult; D002908:Chronic Disease; D003702:Delusions / Q000534:rehabilitation*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012056:Reinforcement, Social; D012559:Schizophrenia / Q000534:rehabilitation*; D012564:Schizophrenic Language; D014705:Verbal Behavior