Intracranial Arterial Diseases

• Northern State Medical University/Department of Family Medicine and Internal Medicine — Arkhangelsk, Russia
• Belgorod Regional Clinical Hospital of St. Joasaph/Neurological department — Belgorod, Russia
• Hospital "Russian Railways - Medicine" of the city of Bryansk/Medical rehabilitation department — Bryansk, Russia
• Engels Psychiatric Hospital — Engel's, Russia

• Kantonsspital Aarau AG — Aarau, Canton of Aargau, Switzerland

• Barrow Neurosurgical Associates — Phoenix, Arizona, United States
• Mayo Clinic — Jacksonville, Florida, United States
• Rush University Hospital — Chicago, Illinois, United States
• Norton Neuroscience Institute — Louisville, Kentucky, United States

• Southern Medical University, Zhujiang Hospital — Guangzhou, Guangdong, China

Not specified

• The First Affiliated Hospital of USTC — Hefei, Anhui, China
• Nanfang Hospital Southern Medical University — Guangzhou, Guangdong, China
• Zhujiang Hospital of Southern Medical University — Guangzhou, Guangdong, China
• Nanyang Central Hospital — Nanyang, Henan, China

• Beijing Tiantan Hospital — Beijing, China
• Nanyang City Central Hospital — Nanyang, China
• Shanxi Cardiovascular Hospital — Taiyuan, China

• University of Pennsylvania — Philadelphia, Pennsylvania, United States

• University of Washington — Seattle, Washington, United States

• Temple University — Philadelphia, Pennsylvania, United States