About the Authors

Michael S. Dittmar

Contributed equally to this work with: Michael S. Dittmar, Walter Petermichl

michael.dittmar@ukr.de

Affiliation Department of Anesthesiology, Regensburg University Medical Center, Regensburg, Germany

Walter Petermichl

Contributed equally to this work with: Michael S. Dittmar, Walter Petermichl

Affiliation Department of Anesthesiology, Regensburg University Medical Center, Regensburg, Germany

Felix Schlachetzki

Affiliation Department of Neurology, University of Regensburg, Bezirksklinikum Regensburg, Regensburg, Germany

Bernhard M. Graf

Affiliation Department of Anesthesiology, Regensburg University Medical Center, Regensburg, Germany

Michael Gruber

Affiliation Department of Anesthesiology, Regensburg University Medical Center, Regensburg, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MSD WP MG. Performed the experiments: MSD WP MG. Analyzed the data: MSD WP FS MG. Contributed reagents/materials/analysis tools: BMG MG. Wrote the paper: MD WP FS BMG MG.