About the Authors

Christian Federau

Affiliation Dept of Radiology, Section of Neuroradiology, Stanford University, Stanford, California, United States of America

Daniel Gallichan

daniel.gallichan@epfl.ch

Affiliation CIBM, EPFL, Lausanne, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DG. Performed the experiments: DG. Analyzed the data: CF. Wrote the paper: CF DG.