Article History
Received: 12 July 2019
Accepted: 6 October 2019
First Online: 21 October 2019
Compliance with ethical standards
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: X Moisset has received personal fees from Teva, Novartis, Roche, Biogen, Sanofi-Genzyme and Merck-Serono, and non-financial support from SOS oxygene, Boehringer, Bristol Myers Squibb, not related to the submitted work. M. Lanteri-Minet received grants and honoraria for advisory boards, speaker panels or investigation studies from Allergan, Amgen, Astellas, ATI, BMS, Boehringer, Boston Scientific, CoLucid, Convergence, GlaxoSmithKline, Grunenthal, Eli Lilly, Medtronic, Menarini, MSD, Novartis, Pfizer, Reckitt Benckiser, Saint-Jude-Abbott, Sanofi-Aventis, Teva Pharmaceuticals, UCB, and Zambon. D Fontaine has received personal fees from Boston Scientific, Medtronic and Saint-Jude-Abbott. Boston Scientific, Medtronic and Saint-Jude-Abbott are in the field of neuromodulation.