Article info
Paper
Insomnia in Parkinson’s disease: frequency and progression over time
- Correspondence to: M D Gjerstad The Norwegian Centre for Movement Disorders, Stavanger, Norway, PB 8100, N-4068 Stavanger, Norway; gjmi{at}sus.no
Citation
Insomnia in Parkinson’s disease: frequency and progression over time
Publication history
- Received June 19, 2006
- Accepted October 11, 2006
- Revised August 24, 2006
- First published November 10, 2006.
Online issue publication
April 13, 2007
Article Versions
- Previous version (10 November 2006).
- Previous version (10 January 2007).
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Copyright information
Copyright 2007 Journal of Neurology Neurosurgery and Psychiatry