professional organizations

• European Headache Federation
• International Headache Society
• International Association for the Study of Pain (IASP)

journals

• Current Pain and Headache Reports
• Headache
• Journal of Headache and Pain
• Cephalalgia

patient info

• European Headache Alliance
• Hoofd-Stuk.be
• Belgian site for patients with cluster headache
• English site dealing with cluster headache
• Site uit Nederland met allerlei info over migraine