Pain

• Children's Hospital — Boston, Massachusetts, United States

• AboutSkin Dermatology — Englewood, Colorado, United States
• Tennessee Clinical Research Center — Nashville, Tennessee, United States
• J&S Studies, Inc. — Bryan, Texas, United States

• Kantonsspital - St. Gallen — Sankt Gallen, Switzerland

• Arizona Reserach Center — Phoenix, Arizona, United States
• Redpoint Research — Phoenix, Arizona, United States
• Sharp Rees-Stealy Medical Group — San Diego, California, United States
• San Diego Arthritis Medical Clinic — San Diego, California, United States

• Washington Institute of Dermatologic Laser Surgery — Washington D.C., District of Columbia, United States
• Midwest Cutaneous Research — Clinton Township, Michigan, United States
• Laser and Skin Surgery Center of New York — New York, United States

• Midwest Cutaneous Research — Clinton Township, Michigan, United States
• Laser and Skin Surgery Center of New York — New York, United States
• New York Dermatology — New York, United States

• Radiant Research — San Diego, California, United States

• SouthBay Pharma Research — Buena Park, California, United States
• The Center for Rheumatology and Bone Research — Washington D.C., District of Columbia, United States
• Radiant Research — Daytona Beach, Florida, United States
• University Clinical Research — Pembroke Pines, Florida, United States

• Imam Khomaimee hospital — Tehran, Tehran Province, Iran

Not specified