1. Practice guidelines for the treatment of patients with delirium;American Psychiatric Association;Am J Psychiatry,1999
2. Sharon KI Fearing MA Marcantonio RA “Chapter 53. Delirium” (Chapter) Halter JB Ouslander JG Tinetti ME Studenski S High KP Asthana S Hazzard's Geriatric Medicine and Gerontology http://www.accessmedicine.com/content.aspx?aID=5119453
3. Cholinergic deficiency hypothesis in delirium: A synthesis of current evidence;Hshieh;J Gerontol A Biol Sci Med Sci,2008
4. Is there a final common neural pathway in delirium? Focus on acetylcholine and dopamine;Trzepacz;Semin Clin Neuropsychiatry,2000
5. Physicians vary in approaches to the clinical management of delirium;Carnes;J Am Geriatr Soc,2003