Overweight

• Washington Center for Clinical Research — Washington D.C., District of Columbia, United States

• Changhai Hospital — Shanghai, China

• Barbara Grube, MD — Berlin, Germany

• Q-Pharm Clinics, Royal Brisbane and Women's Hospital — Brisbane, Queensland, Australia

• The University of North Carolina at Chapel Hill — Chapel Hill, North Carolina, United States

• Maastricht University Medical Center/ University of Maastricht — Maastricht, Netherlands

Not specified

• Department of Nutritional Sciences, University of Toronto — Toronto, Ontario, Canada

• Leadership Sinai Centre for Diabetes, Mt. Sinai Hospital — Toronto, Ontario, Canada

• VU University Amsterdam — Amsterdam, Netherlands