Necrosis

• Kyungpook National University Hospital — Daegu, South Korea
• NHIC Ilsan Hospital — Goyang, South Korea
• Inje University Seoul Pail Hospital — Seoul, South Korea
• Seoul National University — Seoul, South Korea

• University Medical Centre Ljubljana — Ljubljana, Slovenia

• Hospital Universitari Vall d'Hebron — Barcelona, Spain

Not specified

• Faculty of physical therapy, Cairo University — Giza, Dokki, Egypt

• Linkou Chang Gung Memorial Hospital — Taoyuan, Taiwan

• Hospital Interzonal General de Agudos Dr, José Penna — Bahía Blanca, Argentina
• Hospital Alvarez — Buenos Aires, Argentina
• Hospital Español de La Plata — La Plata, Argentina
• Sanatorio Modelo de Quilmes — Quilmes, Argentina

• University of Illinois Hospital — Chicago, Illinois, United States

• Az Nikolaas Campus Sint Niklaas — Sint-Niklaas, Belgium

• Nancy Brabois university hospital — Vandœuvre-lès-Nancy, Meurthe Et Moselle, France
• CHU de BESANCON / Hôpital Jean Minjoz — Besançon, France
• CHU de DIJON — Dijon, France
• CHU de LIMOGES Hôpital Dupuytren — Limoges, France