1. Institute of Health and Care Sciences Sahlgrenska AcademyUniversity of Gothenburg Gothenburg Sweden
2. Department of Anesthesia and Intensive Care Institute for Clinical Sciences Sahlgrenska AcademyUniversity of Gothenburg Gothenburg Sweden
3. Department of Anesthesiology, Surgery and Intensive Care Sahlgrenska University Hospital Gothenburg Sweden
4. Department of Anaesthesiology and Intensive Care Örebro University Hospital and School of Medical SciencesÖrebro University Örebro Sweden
5. Department of Health Sciences Lund University Lund Sweden