title: Pearls and Pitfalls, Part 1.
authors.affiliation: Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland.
authors.forename: Justin C
authors.initials: JC
authors.lastname: McArthur
authors.affiliation: Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland.
authors.forename: Nicoline
authors.initials: N
authors.lastname: Schiess