1 From the Departments of Neurology (A.B., D.D., W.O.T.), Pathology (K.L.R.), and Medicine (R.S.G.), Division of Hematology/Oncology, Mayo Clinic, Rochester, MN; and the Department of Medicine, Division of Dermatology (J.M.P.), and Medical Oncology (S.H.O.), Mayo Clinic Health System, Eau Claire, WI.
2 From the Departments of Neurology (A.B., D.D., W.O.T.), Pathology (K.L.R.), and Medicine (R.S.G.), Division of Hematology/Oncology, Mayo Clinic, Rochester, MN; and the Department of Medicine, Division of Dermatology (J.M.P.), and Medical Oncology (S.H.O.), Mayo Clinic Health System, Eau Claire, WI. [email protected].