PreDiabetes

• Chuzhou First People's Hospital — Chuzhou, Anhui, China
• The First Affiliated Hospital of University of Science and Technology of China — Hefei, Anhui, China
• Fujian Medical University Union Hospital — Fuzhou, Fujian, China
• Fujian Provincial Hospital — Fuzhou, Fujian, China

• University of British Columbia — Kelowna, British Columbia, Canada

Not specified

• Johns Hopkins Internal Medicine at Green Spring Station — Lutherville, Maryland, United States

• Weill Cornell Medicine-Endocrinology — New York, United States

• Buck Institute for Research on Aging — San Francisco, California, United States

• Faculty of Health Sciences — Winnipeg, Manitoba, Canada

• Folktandvården Eastmaninstitutet Parodontologi — Stockholm, Sweden

• University Hospital Tuebingen, Dep. Diabetology — Tübingen, Germany

• Truway Health, Inc. — New York, United States