Healthy Controls

• University of California Davis — Sacramento, California, United States
• Yale University — New Haven, Connecticut, United States
• New York State Psychiatric Institute — New York, United States

• Massachusetts General Hospital — Charlestown, Massachusetts, United States

• Emory Mood and Anxiety Disorders Program — Atlanta, Georgia, United States

• REVAL — Diepenbeek, Belgium
• Jessa hospital — Hasselt, Belgium

Not specified

• Rush University Medical Center — Chicago, Illinois, United States

• Massachusetts General Hospital — Charlestown, Massachusetts, United States

• The Johns Hopkins Bayview Headache Center — Baltimore, Maryland, United States

• University of Florida Clinical Translational Research Building — Gainesville, Florida, United States

• Clinilabs, Inc. — New York, United States