title: Querulous behavior.
authors.affiliation: Department of Psychiatry, Chinese University of Hong Kong, Shatin, N. T. Hong Kong.
authors.forename: G S
authors.initials: GS
authors.lastname: Ungvari
authors.forename: A H
authors.initials: AH
authors.lastname: Pang
authors.forename: C K
authors.initials: CK
authors.lastname: Wong
mesh_terms: D000368:Aged; D003702:Delusions / Q000175:diagnosis* / Q000628:therapy; D003937:Diagnosis, Differential; D006220:Haloperidol / Q000627:therapeutic use; D006801:Humans; D008297:Male; D010260:Paranoid Personality Disorder / Q000209:etiology
chemical_list: D006220:Haloperidol