- Correspondence to Dr Dimitri Psimaras, Service de Neurologie 2-Mazarin, AP-HP Groupe Hospitalier Pitié-Salpêtrière, 47-83 Boulevard de l’Hôpital, Paris 75013, France;
- Received July 19, 2017
- Revised September 20, 2017
- Accepted October 2, 2017
- First published October 30, 2017.
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