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Article History

Received: 31 August 2017

Accepted: 27 June 2019

First Online: 12 July 2019

Ethics approval and consent to participate

: This research is a field report from practice and did not require ethical approval when it was started long before the new ordinance on research in humans came into force (01.01.2014). A simple notification to the ethics committee of each Canton (Ethics Committe northwest/central Switzerland for the Cantons Aargau, Basel, Jura, Lucerne, Unterwalden, Schwyz, Uri, Zug; Ethics Committee Bern for the Cantons Bern, Fribourg, Valais; Ethics Committee Geneva for the canton Geneva, Ethikkommission Ostschweiz for the Cantons Appenzell, Sanct Gallen, Thurgau; Ethics Committee Ticino for the Canton Ticino; Ethics Committee Vaud for the Cantons Fribourg, Neuchâtel, Vaud, Valais; Ethics Committee Zurich for the Cantons Glarus, Graubünden, Schaffhausen, Zurich), in which the various participating centers were located, was sufficient and did not receive a reference number. The funding body notified these practice experience observations to the ECs to ease the administrative burden of the coordinating and all participating centers. All participants were adults and signed a written informed consent regarding the use of their health care data for the purpose of this research.

: Not applicable.

: Chiara Zecca, Giulio Disanto, Claudio Gobbi, Rosaria Sacco: The Department of Neurology, Regional Hospital Lugano (EOC), Lugano, Switzerland receives financial support from Teva, Merck Serono, Roche, Biogen Idec, Genzyme, and Novartis. The submitted work is not related to these agreements. Giulio Disanto is an editorial board member of BMC neurology. Gianna Riccitelli has nothing to disclose.