1 Division of Pulmonary and Critical Care Medicine, Medical College of Wisconsin, Milwaukee, WI.
2 Clinical Evaluation Research Unit, Department of Critical Care Medicine, Queen’s University, KGH Research Institute, Kingston Health Sciences Centre, Kingston, ON, Canada.
3 Department of Anesthesiology and Intensive Care Medicine, University Hospital Rheinisch-Westfälische Technische Hochschule Aachen, Aachen, Germany.
4 Department of Anesthesiology, Intensive Care, Emergency and Pain Medicine, University Hospital Wuerzburg, Wuerzburg, Germany.
5 Department of Anesthesiology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia.
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The study was registered in the International Prospective Register of Systematic Reviews (CRD42021244074).
Dr. Hill disclosed relations with Woerwag Pharma supplying the investigational product for a study regarding vitamin C in cardiac surgery patients. The remaining authors have disclosed that they do not have any potential conflicts of interest.
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