Sheeler Robert D, Ackerman Michael J, Richelson Elliott, Nelson Thomas K, Staab Jeffrey P, Tangalos Eric G, Dieser Lisa M, Cunningham Julie L
Department of Family Medicine, Mayo Clinic, Rochester, MN 55905, USA.
Mayo Clin Proc. 2012 Nov;87(11):1042-5. doi: 10.1016/j.mayocp.2012.07.009. Epub 2012 Sep 24.