1. From the Department of Neurology (K.D.-R., B.J.D., Y.L., S.J.); Department of Laboratory Medicine and Pathology (D.E.M.); Department of Pediatrics (D.E.M.); Brotman Baty Institute for Precision Medicine (D.E.M.), University of Washington, Seattle, WA; Department of Neurology (D.I.), Swedish Medical Center, Seattle, WA; College of Osteopathic Medicine (A.S.W.), Pacific Northwest University of Health Sciences, Yakima, WA; Department of Laboratory Medicine and Pathology (S.J., C.S.L.); and Department...