1 Hospital Jacques-Monod, Department of Neurology, 26, avenue Pierre-Mendès-France, 76290 Le Havre, France. Electronic address: alexis.demas@yahoo.fr.
2 Ultrasound Hand Surgery Center, 2, rue de Tocqueville, Versailles, France. Electronic address: thomasapard@echo-chirurgie-versailles.fr.
3 Department of Neurology, Rouen University Hospital, University of Rouen, Rouen, France. Electronic address: anne-laure.millet@chu-rouen.fr.
4 Department of Clinical Neurophysiology, Pitié-Salpêtrière Hospital, AP-HP, Sorbonne University, Paris, France. Electronic address: thierry.maisonobe@aphp.fr.