Supplemental material available online
1 video.
Authors contribution
Paolo Ripellino: acquisition, analysis and interpretation of data; writing and editing of the manuscript; editing of the video. Letizia Mazzini, Cristoforo Comi, Marco Perchinunno, Alessandro Stecco, Roberto Cantello: analysis and interpretation of data and editing of the manuscript.
Acknowledgments
We thank Klaus V. Toyka, MD, FRCP for helpful comments.
Declaration of Interest
The authors report no disclosures.