Pain

• Hunter New England Area Health Service — Newcastle, New South Wales, Australia
• AKH Wien - Universitätskliniken — Vienna, Austria
• Erasme Hospital — Brussels, Belgium
• Poradna pro lecbu bolesti — Příbram, Czechia

• University Hospital Basel — Basel, Canton of Basel-City, Switzerland

• Connecticut Children's Medical Center — Hartford, Connecticut, United States

• MedUni Graz Pediatric Surgery and Ped. Orthopedics — Graz, Styria, Austria

• Federal University of Sao Paulo — São Paulo, Brazil

• University of Oklahoma Health Sciences Center — Oklahoma City, Oklahoma, United States
• Veterans Affairs Medical Center — Oklahoma City, Oklahoma, United States

• Pfizer Investigational Site — Brussels, Belgium

• Stockton Hematology Oncology Medical Group — Stockton, California, United States
• Osceola Cancer Center — Kissimmee, Florida, United States
• Nevada Cancer Center — Las Vegas, Nevada, United States
• Hematology-Oncology Associates PC — Albuquerque, New Mexico, United States

• Dartmouth Hitchcock Medical Center — Lebanon, New Hampshire, United States

Not specified