Acute Ischemic Stroke

• Beijing Jishuitan Hospital — Beijing, Beijing Municipality, China
• The Third Medical Center of Chinese PLA General Hospital — Beijing, Beijing Municipality, China
• Peking Union Medical College Hospital — Beijing, Beijing Municipality, China
• Army Medical Center of PLA — Chongqing, Chongqing Municipality, China

• University of Iowa — Iowa City, Iowa, United States
• Cleveland Clinic — Cleveland, Ohio, United States

• Stroke Center University Hospital Basel — Basel, Switzerland

• Brazil — São Paulo, Brazil

Not specified

Not specified

• Dongguan peoples' hospital — Dongguan, Guangdong, China

• Kaleida Health/Buffalo General — Buffalo, New York, United States

• China-Japan Friendship Hospital — Beijing, Beijing Municipality, China
• Navy General Hospital of The Chinese PLA — Beijing, Beijing Municipality, China
• Beijing Tian Tan Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• The First Affiliated Hospital of Fujian Medical University — Fuzhou, Fujian, China

• Neurologisk afdeling — Roskilde, Denmark