Habituation to painful stimulation involves the antinociceptive system - a 1-year follow-up of 10 participants

1Department of Neurology, University of Hamburg (UKE), Martinistr. 52, D-20246 Hamburg, Germany 2NeuroImage Nord, Department of Systems Neuroscience, University of Hamburg (UKE), Germany *Corresponding author. Tel.: +49 40 42803 9962; fax: +49 40 42803 9955 (U. Bingel) E-mail: [email protected] Submitted July 21, 2008; accepted September 18, 2008.