Acute Ischaemic Stroke

• Beijing Tiantan Hospital, Capital Medical University — Beijing, Beijing Municipality, China

• Centre d' Investigation Clinique de Toulouse et Hopitaux de Toulouse ( Purpan) — Toulouse, France

• Suzhou Municipal Hospital of Anhui Province — Suzhou, Anhui, China
• Rongcheng County People's Hospital — Baoding, Hebei, China
• Ningjin County People's Hospital — Fenghuang, Hebei, China
• The Second Hospital of Hebei Medical University, — Shijiazhuang, Hebei, China

• Department of Neurology, University Hospital Carl Gustav Carus Dresden, Germany — Dresden, Saxony, Germany

• Research Site — Adrogué, Argentina
• Research Site — Buenos Aires, Argentina
• Research Site — Buenos Aires, Argentina
• Research Site — Buenos Aires, Argentina

• Beijing Luhe Hospital,Capital Medical University — Beijing, Beijing Municipality, China
• XuanWu Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• Liuzhou Worker's Hospital — Liuzhou, Guangxi, China
• Cangzhou Central Hospital — Cangzhou, Hebei, China

• XuanWu Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• Harrison International Peace Hospital — Hengshui, Hebei, China
• Tangshan Gongren Hospital — Tangshan, Hebei, China
• Baotou Central Hospital — Baotou, Inner Mongolia, China

• Queen Mary Hospital — Hong Kong

Not specified

• Research Site — Montgomery, Alabama, United States
• Research Site — Phoenix, Arizona, United States
• Research Site — Fayetteville, Arkansas, United States
• Research Site — Fort Smith, Arkansas, United States