1. Advanced Critical Care Nazih Zuhdi Transplant Institute, Advanced Cardiac Care and 24/7 Shock Service, Integris Baptist Medical Center Oklahoma City Oklahoma USA
2. Department of Medicine/Cardiology Oklahoma State University Health Science Center Tulsa Oklahoma USA
3. Department of Anesthesiology and Intensive Care Medicine Philipps University Marburg Germany
4. Critical Care Research Group The Prince Charles HospitalThe University of Queensland Brisbane Queensland Australia
5. Department of Anaesthesia Manchester University NHS Foundation TrustUniversity of ManchesterManchester Health Science Center Manchester UK
6. Faculty of Medicine Ruhr‐University Bochum Germany
7. Department of Medicine/Cardiology Baylor, Scott & White Health and College of Medicine, Texas A&M Temple Texas USA