- Correspondence to Dr Antonio Arauz, Stroke Clinic, Instituto Nacional de Neurología y Neurocirugía Manuel Velasco Suárez, Insurgentes Sur 3877, Col. La Fama, México City, C.P. 14269, México;
- Received October 17, 2014
- Revised December 18, 2014
- Accepted December 22, 2014
- First published January 14, 2015.
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