- Correspondence to Dr Marc Ribo, Unitat d'Ictus, Servei de Neurologia, Hospital Vall d'Hebron, Passeig de la Vall d'Hebron 119–129, Barcelona 08041, Spain;
- Received February 18, 2017
- Revised March 20, 2017
- Accepted March 21, 2017
- First published April 26, 2017.
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