About the Authors

Marco D’Alonzo

Affiliation The BioRobotics Institute, Scuola Superiore Sant’Anna, Pontedera, Italy

Christian Cipriani

ch.cipriani@sssup.it

Affiliation The BioRobotics Institute, Scuola Superiore Sant’Anna, Pontedera, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MDA CC. Performed the experiments: MDA CC. Analyzed the data: MDA. Contributed reagents/materials/analysis tools: MDA CC. Wrote the paper: MDA CC.