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Semin Neurol 2006; 26(2): 157-162
DOI: 10.1055/s-2006-939915
Copyright © 2006 by Thieme Medical Publishers, Inc., 333 Seventh Avenue, New York, NY 10001, USA.

Classification of Headache Disorders

Nabih M. Ramadan1 , Jes Olesen2
  • 1Department of Neurology, The Chicago Medical School at Rosalind Franklin University of Medicine and Science, North Chicago, Illinois
  • 2Department of Neurology, Glostrup University Hospital, Copenhagen, Denmark