International guidelines

United Kingdom

Published by:National Institute for Health and Care Excellence

Last published:2023

North America

Published by:American Academy of Neurology

Last published:2014 (reaffirmed 2019)

Published by:American Academy of Neurology; American Association of Neuromuscular and Electrodiagnostic Medicine; American Academy of Physical Medicine and Rehabilitation

Last published:2009 (reaffirmed 2022)

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