Chronic Pain

• Headache and Pain Management Center of SWFL — Fort Myers, Florida, United States
• Gold Coast Research — Plantation, Florida, United States
• Mid America Physiatrists — Overland Park, Kansas, United States
• Piedmont Family Practice — Warrenton, Virginia, United States

Not specified

• University of Nottingham - School of Medicine - Radiological Sciences — Nottingham, Nottinghamshire, United Kingdom

• The PharmaShoppe — Kitchener, Ontario, Canada

Not specified

• Lawson Health Research Institute — London, Ontario, Canada

• Gaziosmanpasa University — Tokat Province, Turkey (Türkiye)

• Multidisciplinary Pain Center, Neuroscience Center, Copenhagen University Hospital, DENMARK — Copenhagen, Denmark

• Rehabilitation medicine, IMH, Linköping University — Linköping, Östergötland County, Sweden

• Hospital de Clínicas de Porto Alegre. — Porto Alegre, Rio Grande do Sul, Brazil