- Correspondence to Dr Felipe C Albuquerque, c/o Neuroscience Publications, Division of Neurological Surgery, Barrow Neurological Institute, St Joseph's Hospital and Medical Center, 350 W Thomas Road, Phoenix, AZ 85013, USA;
- Received February 1, 2013
- Revised March 28, 2013
- Accepted March 30, 2013
- First published April 12, 2013.
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