Semla Todd P, Ouslander Joseph G
U.S. Department of Veterans Affairs, Associate Professor, Departments of Medicine and Psychiatry and Behavioral Sciences, The Feinberg School of Medicine, Northwestern University, Chicago, IL, USA.
J Am Geriatr Soc. 2010 May;58(5):820-1. doi: 10.1111/j.1532-5415.2010.02846.x.