1. The BioRobotics Institute, Scuola Superiore Sant’Anna, Pontedera, Pisa, Italy.
2. Department of Biology, Tufts University, Medford, MA 02153, USA.
3. Department of Biomedical Engineering and Department of Materials Science and Engineering, Carnegie Mellon University, Pittsburgh, PA 15213, USA.
4. Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.
5. Disease Biophysics Group, Wyss Institute for Biologically Inspired Engineering, John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA.
6. Department of Bioengineering, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA.
7. Max-Planck Institute for Intelligent Systems, Stuttgart, Germany.
8. NanoRobotics Laboratory, Department of Computer and Software Engineering, Institute of Biomedical Engineering, Polytechnique Montréal, Montréal, Quebec, Canada.