1 Capital Region Blood Bank, Rigshospitalet Section for Transfusion Medicine, Rigshospitalet, Copenhagen University Hospital, Blegdamsvej, 9DK-2100, Copenhagen, Denmark. per.johansson@regionh.dk.
2 Department of Surgery, University of Texas Health Medical School, Houston, TX, USA. per.johansson@regionh.dk.
3 Centre for Systems Biology, The School of Engineering and Natural Sciences, University of Iceland, Reykjavik, Iceland. per.johansson@regionh.dk.
4 Capital Region Blood Bank, Rigshospitalet Section for Transfusion Medicine, Rigshospitalet, Copenhagen University Hospital, Blegdamsvej, 9DK-2100, Copenhagen, Denmark.
5 Department of Anesthesia, Centre of Head and Orthopedics, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.