About the Authors

Tracy R. Melzer

tracy.melzer@otago.ac.nz

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Department of Medicine, University of Otago, Christchurch, New Zealand

Daniel J. Myall

Affiliation New Zealand Brain Research Institute, Christchurch, New Zealand

Michael R. MacAskill

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Department of Medicine, University of Otago, Christchurch, New Zealand

Toni L. Pitcher

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Department of Medicine, University of Otago, Christchurch, New Zealand

Leslie Livingston

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Department of Medicine, University of Otago, Christchurch, New Zealand

Richard Watts

Affiliation College of Medicine, University of Vermont, Burlington, VT, United States of America

Ross J. Keenan

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Christchurch Radiology Group, Christchurch, New Zealand

John C. Dalrymple-Alford

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Department of Medicine, University of Otago, Christchurch, New Zealand, Department of Psychology, University of Canterbury, New Zealand

Tim J. Anderson

Affiliations New Zealand Brain Research Institute, Christchurch, New Zealand, Department of Medicine, University of Otago, Christchurch, New Zealand, Department of Neurology, Christchurch Hospital, Christchurch, New Zealand

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TRM DJM MRM JCDA TJA. Performed the experiments: TRM DJM MRM TLP LL RJK JCDA TJA. Analyzed the data: TRM DJM LL RJK. Contributed reagents/materials/analysis tools: RW. Wrote the paper: TRM DJM MRM TLP LL RW RJK JCDA TJA.