Postoperative Complications

• Klinik und Poliklinik für Anästhesiologie, Zentrum für Anästhesiologie und Intensivmedizin, Universitätsklinikum Hamburg-Eppendorf — Hamburg, Germany

• CHU Liege — Liège, Belgium

• Sana Klinikum Offenbach — Offenbach, Germany

• Hospital Virgen de los Lirios de Alcoy — Alcoy, Alicante, Spain
• Hospital General Universitario de Elche — Elche, Alicante, Spain
• Hospital Don Benito-Villanueva de la Serena — Don Benito-Villanueva de La Serena, Badajoz, Spain
• Hospital de Mérida — Mérida, Badajoz, Spain

• Tampere University Hospital — Tampere, Finland

• Cleveland Clinic Foundation — Cleveland, Ohio, United States
• Cleveland Clinic Hillcrest Hospital — Mayfield Heights, Ohio, United States
• Medical University of Vienna — Vienna, Austria

• Service d'Anesthésie-Réanimation CCV Hôpital Cardiologique Centre Hospitalier et Universitaire de Lille — Lille, NORD, France

• University Medicine of Greifswald — Greifswald, Germany

Not specified

• National University Health System — Singapore