Back Pain

• Government primary schools in the Ekurhuleni West and Johannesburg East Districts of Gauteng — Johannesburg, Gauteng, South Africa

• University of Bologna — Bologna, Emilia-Romagna, Italy

Not specified

• Chiro-clinique Richard Roy — LaSalle, Quebec, Canada
• Dr Richard Roy et Dr Fafard — LaSalle, Quebec, Canada

• Chiro-clinique Richard Roy — LaSalle, Quebec, Canada

• Medical Rapid Access Spine Clinic — Vancouver, British Columbia, Canada

• Centre for Rehabilitation Science — Manchester, United Kingdom

• Walter Reed Army Medical Center — Washington D.C., District of Columbia, United States
• Johns Hopkins School of Medicine — Baltimore, Maryland, United States

• Investigational Site — Ichikawa, Chiba, Japan
• Investigational Site — Matsudo, Chiba, Japan
• Investigational Site — Noda, Chiba, Japan
• Investigational Site — Asakura, Fukuoka, Japan

• Pfizer Investigational Site — Bs. As., Argentina
• Pfizer Investigational Site — Buenos Aires, Argentina
• Pfizer Investigational Site — Goiânia, Goiás, Brazil
• Pfizer Investigational Site — Curitiba, Paraná, Brazil