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Medication-overuse Headache (MOH): Withdrawal or Use of Preventative Medications Directly?

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Norwegian University of Science and Technology
ClinicalTrials.gov Identifier:
NCT00159588
First received: September 9, 2005
Last updated: July 18, 2016
Last verified: July 2016