Accepted for Publication: January 9, 2014.
Published Online: April 28, 2014. doi:10.1001/jamaneurol.2014.40.
Study concept and design: Regev, Nussbaum, Giladi, Karni.
Acquisition, analysis, or interpretation of data: Regev, Cagnano, Giladi, Karni.
Drafting of the manuscript: Regev, Nussbaum, Karni.
Critical revision of the manuscript for important intellectual content: Regev, Cagnano, Giladi, Karni.
Administrative, technical, or material support: Regev.
Study supervision: Giladi, Karni.
Conflict of Interest Disclosures: None reported.
Additional Contributions: Esther Eshkol, MA (Tel Aviv Sourasky Medical Center), provided editorial assistance.