From the Departments of Neurology (Dr. Kokmen) and Health Sciences Research (C.M. Beard, K. Offord, and Dr. Kurland), Mayo Clinic, Rochester, MN. Supported in part by grants AG06786 and AR30582 from the National Institutes of Health, Public Health Service,
Neurology | May 13, 2012 | Volume: 41 | Issue: 12 | Pages: 1911-1911