1. Department of Anesthesiology and Intensive Care; Uppsala University; Uppsala; Sweden
2. Department of Anesthesiology, Surgical Services and Intensive Care Medicine; Karolinska University Hospital; Stockholm; Sweden
3. Department of Womens and Childrens Health; Uppsala University; Uppsala; Sweden
4. Department of Urology; Karolinska University Hospital; Stockholm; Sweden
5. Hedenstierna Laboratory; Uppsala University; Uppsala; Sweden