1 From the Department of Neurology (M.J.B., S.P., K.M.B.), and Departments of Medicine (Infectious Disease) and Health Policy (K.C.B.), Vanderbilt University Medical Center, Nashville, TN; and Department of Laboratory Medicine and Pathology (V.A.L.), Mayo Clinic, Rochester, MN. michael.j.bradshaw@vanderilt.edu.
2 From the Department of Neurology (M.J.B., S.P., K.M.B.), and Departments of Medicine (Infectious Disease) and Health Policy (K.C.B.), Vanderbilt University Medical Center, Nashville, TN; and Department of Laboratory Medicine and Pathology (V.A.L.), Mayo Clinic, Rochester, MN.