Migraine Disorders

• San Francisco Headache Clinic — San Francisco, California, United States
• Mile High Research Center — Denver, Colorado, United States
• Diamond Headache Clinic, LTD — Chicago, Illinois, United States
• Michigan Head Pain & Neurological Institute — Ann Arbor, Michigan, United States

• Danish Headache Centre, Department of Neurology, Glostrup Hospital — Copenhagen, Denmark

• Glostrup Amtssygehus, Neurologisk Ambulatorium N01 — Copenhagen, Denmark
• Bispebjerg Hospital, Neurolgisk Afdeling N — Copenhagen, Denmark
• Kenézy Gyula County Hospital, Dept of Neurology — Debrecen, Hungary
• Petz Aladár Megyei Oktató Kórház — Győr, Hungary

• Danish Headache Center, University of Copenhagen, Faculty of Health Sciences, Department of Neurology, Glostrup Hospital — Glostrup, Copenhagen, Denmark

Not specified

• Danish Headache Center, Neurological Dep. Glostrup hospital — Glostrup Municipality, Denmark

• Dansih Headache Center — Glostrup Municipality, Denmark

• Danish Headache Center, University of Copenhagen, Faculty of Health Sciences, Department of Neurology, Glostrup Hospital — Glostrup, Copenhagen, Denmark

• Monarch Medical Research - Child and Adolescent Neurology — Norfolk, Virginia, United States

• Danish Headache Center — Glostrup, Copenhagen, Denmark