Neuralgia

• Cliniques Universitaires Bruxelles Hôpital Erasme — Brussels, Belgium
• AZ Sint-Lucas — Ghent, Belgium
• Hôpital de la Citadelle — Liège, Belgium
• AZ Sint-Elisabeth Hospital — Zottegem, Belgium

• Arizona Research Center — Phoenix, Arizona, United States
• Torrance Clinical Research — Lomita, California, United States
• Alpine Clinical Research Center — Boulder, Colorado, United States
• Brain Matters Research — Delray Beach, Florida, United States

Not specified

• Research Site — Phoenix, Arizona, United States
• Research Site — Fresno, California, United States
• Research Site — Lomita, California, United States
• Research Site — Long Beach, California, United States

Not specified

• Kaiser Permanente Northern California, Redwood City — Redwood City, California, United States
• Kaiser Permanente — Roseville, California, United States
• Kaiser Permanente Northern California, San Jose — San Jose, California, United States

• Center for Human Drug Research — Leiden, Netherlands

• Christiaan Barnard Memorial Hospital — Cape Town, South Africa

Not specified

• Research Site — Adelaide, South Australia, Australia