title: Reply.
authors.affiliation: Department of Neurology, University of Miami School of Medicine, Miami, Florida, USA.
authors.forename: Nida
authors.initials: N
authors.lastname: Usmani
authors.affiliation: Department of Radiology, University of Miami School of Medicine, Miami, Florida, USA.
authors.forename: Rita
authors.initials: R
authors.lastname: Bhatia
authors.affiliation: Department of Neurology, University of Miami School of Medicine, Miami, Florida, USA.
authors.forename: Khema R
authors.initials: KR
authors.lastname: Sharma