Migraine Disorders

• St. Anne's Faculty Hospital — Brno, Czechia
• University Hospital Hradec Kralove — Hradec Králové, Czechia
• General Faculty Hospital — Prague, Czechia
• Medical Academy of Poznan — Poznan, Poland

• Research Site — San Diego, California, United States
• Research Site — Santa Monica, California, United States
• Research Site — Colorado Springs, Colorado, United States
• Research Site — Bradenton, Florida, United States

• Faculty of Physiotherapy — Valencia, Spain

• Research Site — Huntsville, Alabama, United States
• Research Site — Mobile, Alabama, United States
• Research Site — Phoenix, Arizona, United States
• Research Site — Scottsdale, Arizona, United States

Not specified

• University Children's Hospital (UKBB) — Basel, Canton of Basel-City, Switzerland

• Barts Health NHS Trust — London, United Kingdom

• Pugliese Ciaccio Hospital — Catanzaro, Italy

• Ambulatório Bias Fortes — Belo Horizonte, Minas Gerais, Brazil

• Danish headache center — Glostrup Municipality, Denmark