About the Authors

Omar Ghaffar

omar.ghaffar@utoronto.ca

Affiliations Neuropsychiatry and Brain Sciences Programs, Department of Psychiatry, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada, Neuropsychiatry Services, Ontario Shores Centre for Mental Health Sciences, Whitby, Ontario, Canada, Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada

Marty Fiati

Affiliation Neuropsychiatry and Brain Sciences Programs, Department of Psychiatry, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada

Anthony Feinstein

Affiliations Neuropsychiatry and Brain Sciences Programs, Department of Psychiatry, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada, Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada

Competing Interests

AF served on the scientific advisory boards of Merck/Serono and Avenir Pharmaceuticals; received travel funding from Merck/Serono, Teva Neuroscience, Bayer-Schering, and Biogen; served on the editorial boards of Multiple Sclerosis and the African Journal of Psychiatry; received publishing royalties from Cambridge University Press; received honoraria for speaking engagements or educational activities from Merck/Serono, Teva Neuroscience, Bayer-Schering, and Biogen; serves on the Medical Advisory Committee of the Multiple Sclerosis Society of Canada; and received research support from Teva Neuroscience, Merck-Serono, the Canadian Institutes of Health Research, the University of Toronto, and the Multiple Sclerosis Society of Canada. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors. MF has no competing interests to declare.

Author Contributions

Conceived and designed the experiments: AF OG. Performed the experiments: OG MF. Analyzed the data: AF OG MF. Contributed reagents/materials/analysis tools: OG. Wrote the paper: AF OG MF.