Mayo Clinic
From the Mayo Clinic and Foundation (E.K.S.L., S.J.M., B.F.B., M.H.S., K.K., E.E.B., M.T.-P., E.J.O., M.L.M.), Rochester; and Macalester College (A.R.), St. Paul, MN.
Neurology | October 11, 2014 | Volume: 83 | Issue: 20 | Pages: 1871-1873