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PDFNeurodegeneration
Review
Why are upper motor neuron signs difficult to elicit in amyotrophic lateral sclerosis?
- Correspondence to Professor Michael Swash, Royal London Hospital, Barts and the London School of Medicine, Queen Mary University of London, London EC2Y 8BL, UK; mswash{at}btinternet.com
Citation
Why are upper motor neuron signs difficult to elicit in amyotrophic lateral sclerosis?
Publication history
- Received January 17, 2012
- Revised March 13, 2012
- Accepted March 14, 2012
- First published April 11, 2012.
Online issue publication
February 19, 2018
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- Previous version (13 April 2016).
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© 2012, Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions.