About the Authors
- Richard W. Carr, Ruth Sittl, Peter Grafe
- Institute of Physiology, Ludwig-Maximilians University, Munich, Germany
- Johannes Fleckenstein
- Department of Anaesthesiology, Ludwig-Maximilians University, Munich, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: RWC PG. Performed the experiments: RWC RS PG. Analyzed the data: RWC. Wrote the paper: RWC RS PG. Informed patients and collected material from surgery: RS.