Chronic Limb-Threatening Ischemia

• DRK Kliniken Berlin Köpenick — Berlin, Brandenburg, Germany
• Oberlausitz-Kliniken Bautzen — Bautzen, Saxony, Germany
• Städtisches Krankenhaus Dresden-Friedrichstadt — Dresden, Saxony, Germany
• Heinrich-Braun-Krankenhaus — Zwickau, Saxony, Germany

Not specified

• Peking Union Medical College Hospital — Beijing, Beijing Municipality, China
• Beijing Shijitan Hospital — Beijing, Beijing Municipality, China
• Xuanwu Hospital Capital Medical University — Beijing, Beijing Municipality, China
• The General Hospital of the People's Liberation Army — Beijing, Beijing Municipality, China

• The Ottawa Hospital — Ottawa, Ontario, Canada

• Korea University Guro Hospital — Seoul, South Korea

• Hull Royal Infirmary — Hull, EastRiding of Yorkshire, United Kingdom

• University of Southern California — Los Angeles, California, United States

• University of Southern California — Los Angeles, California, United States

• Mount Sinai Medical Center — Miami Beach, Florida, United States

• Pusan National University Hospital — Pusan, South Korea