Accepted for Publication: February 28, 2012.
Published Online: July 16, 2012. doi:10.1001/archneurol.2012.465
Author Contributions:Study concept and design: Feng and Reder. Acquisition of data: Feng, Han, Kilaru, Franek, Niewold, and Reder. Analysis and interpretation of data: Feng, Han, Kilaru, Franek, Niewold, and Reder. Drafting of the manuscript: Feng, Kilaru, Franek, and Reder. Critical revision of the manuscript for important intellectual content: Feng, Han, Niewold, and Reder. Statistical analysis: Feng, Kilaru, Franek, and Reder. Obtained funding: Feng and Reder. Administrative, technical, and material support: Feng, Han, Niewold, and Reder. Study supervision: Feng and Reder.
Financial Disclosure: None reported.
Funding/Support: This research was supported by research grant PP1556 from the National MS Society, the Brain Research Foundation, Serono (Drs Feng and Reder), and grants K08 AI083790 and P30 DK42086 from the National Institutes of Health (Dr Niewold).
Additional Contributions: Thanks to Joy Derwenskas, DO, Northwestern University, for patient referral and Adil Javed, MD, PhD, for critical reading.