About the Authors

Nils Schallner

nils.schallner@uniklinik-freiburg.de

Affiliation Department of Anesthesiology and Critical Care Medicine, University Medical Center Freiburg im Breisgau, Germany

Matthias Fuchs

Affiliation Department of Anesthesiology and Critical Care Medicine, University Medical Center Freiburg im Breisgau, Germany

Christian I. Schwer

Affiliation Department of Anesthesiology and Critical Care Medicine, University Medical Center Freiburg im Breisgau, Germany

Torsten Loop

Affiliation Department of Anesthesiology and Critical Care Medicine, University Medical Center Freiburg im Breisgau, Germany

Hartmut Buerkle

Affiliation Department of Anesthesiology and Critical Care Medicine, University Medical Center Freiburg im Breisgau, Germany

Wolf Alexander Lagrèze

Affiliation University Eye Hospital, University Medical Center, Freiburg, Germany

Christian van Oterendorp

Affiliation University Eye Hospital, University Medical Center, Freiburg, Germany

Julia Biermann

Contributed equally to this work with: Julia Biermann, Ulrich Goebel

Affiliation University Eye Hospital, University Medical Center, Freiburg, Germany

Ulrich Goebel

Contributed equally to this work with: Julia Biermann, Ulrich Goebel

Affiliation Department of Anesthesiology and Critical Care Medicine, University Medical Center Freiburg im Breisgau, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NS JB UG. Performed the experiments: NS MF CS CvO. Analyzed the data: NS JB UG. Contributed reagents/materials/analysis tools: TL HB WL. Wrote the paper: NS TL UG.