Benca RM, Obermeyer WH, Thisted RA, Gillin JC SIeep and psychiatric disorders;A meta-analysis. Arch Gen Psychiatry,49(8):651-668 (1992).
FDA Public Health Advisory:Deaths with Anti-psychotics in Elderly Patients with Behavioral Disturbances (2005). http://www.cchrint.org/pdfs/US_Food_and_Drug_Administration_Warnings_on_Antipsychotic_Drugs.pdf
Lee PE, Gill SS, Freedman M, Bronskill SE, et al.: Atypical antipsychotic drugs in the treatment of behavioural and psychological symptoms of dementia;Systematic review. BMAJ,329(7457):75 (2004).