About the Authors

George M. Ibrahim

Affiliations Division of Neurosurgery, Hospital for Sick Children, Toronto, Ontario, Institute of Medical Science, University of Toronto, Toronto, Ontario

Tomoyuki Akiyama

Affiliation Division of Neurology, Hospital for Sick Children, Toronto, Ontario

Ayako Ochi

Affiliation Division of Neurology, Hospital for Sick Children, Toronto, Ontario

Hiroshi Otsubo

Affiliation Division of Neurology, Hospital for Sick Children, Toronto, Ontario

Mary Lou Smith

Affiliations Division of Neurology, Hospital for Sick Children, Toronto, Ontario, Department of Psychology, University of Toronto, Toronto, Ontario

Margot J. Taylor

Affiliations Institute of Medical Science, University of Toronto, Toronto, Ontario, Department of Medical Imaging, University of Toronto, Toronto, Ontario, Neurosciences and Mental Health Program, Hospital for Sick Children Research Institute, Toronto, Ontario, Department of Diagnostic Imaging, Hospital for Sick Children, Toronto, Ontario

Elizabeth Donner

Affiliation Division of Neurology, Hospital for Sick Children, Toronto, Ontario

James T. Rutka

Affiliation Division of Neurosurgery, Hospital for Sick Children, Toronto, Ontario

O. Carter Snead III

Affiliations Division of Neurology, Hospital for Sick Children, Toronto, Ontario, Institute of Medical Science, University of Toronto, Toronto, Ontario, Neurosciences and Mental Health Program, Hospital for Sick Children Research Institute, Toronto, Ontario

Sam M. Doesburg

sam.doesburg@sickkids.ca

Affiliations Department of Medical Imaging, University of Toronto, Toronto, Ontario, Neurosciences and Mental Health Program, Hospital for Sick Children Research Institute, Toronto, Ontario, Department of Diagnostic Imaging, Hospital for Sick Children, Toronto, Ontario

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GMI TA AO HO SD. Performed the experiments: GMI SD MLS. Analyzed the data: GMI TA SD MLS. Contributed reagents/materials/analysis tools: GMI TA HO AO SD MJT MLS. Wrote the paper: GMI SD OCS JTR EJD MLS.