- Correspondence to Professor Antonio Toscano, Department of Neurosciences, University of Messina, Regional Reference Center for Rare Neuromuscular Disorders, AOU Policlinico “G Martino”, Via C Valeria, Messina 98125, Italy;
- Received December 17, 2014
- Revised January 28, 2015
- Accepted February 20, 2015
- First published March 17, 2015.
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