Sarrigiannis, Ptolemaios Georgios http://orcid.org/0000-0002-8380-8755
Zis, Panagiotis
Unwin, Zoe Charlotte
Blackburn, Daniel J.
Hoggard, Nigel
Zhao, Yifan
Billings, Stephen A.
Khan, Aijaz A.
Yianni, John
Hadjivassiliou, Marios
Article History
Received: 22 March 2019
Accepted: 7 May 2019
First Online: 22 May 2019
Ethics approval and consent to participate
: This is an observational study. The South Yorkshire Research Ethics Committee has confirmed that no ethical approval is required given that all investigations were clinically indicated and did not form part of a research study. The specialised electrophysiological recordings and quantitative analysis are routinely performed at the Department of Clinical Neurophysiology at the Royal Hallamshire Hospital (Sheffield, UK) and all patients have provided written consent for publication.
: The authors declare that they have no competing interests.
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