الإتاحة: https://doi.org/10.1093/brain/awv259Testhttp://brain.oxfordjournals.org/cgi/content/short/138/11/3327Test
الإتاحة: https://doi.org/10.1136/jnnp-2012-303524.83Testhttp://jnnp.bmj.com/cgi/content/short/83/Suppl_1/A27-ceTest
الإتاحة: https://doi.org/10.1136/jnnp-2012-303524.102Testhttp://jnnp.bmj.com/cgi/content/short/83/Suppl_1/A33-cxTest
الإتاحة: https://doi.org/10.1136/jnnp.2010.222679.2Testhttp://jnnp.bmj.com/cgi/content/short/81/Suppl_1/A36-aTest
الإتاحة: https://doi.org/10.1136/jnnp.2010.222653.1Testhttp://jnnp.bmj.com/cgi/content/short/81/Suppl_1/A33-aTest
الإتاحة: https://doi.org/10.1136/jnnp.2010.222620.24Testhttp://jnnp.bmj.com/cgi/content/short/81/Suppl_1/A30-aTest
الإتاحة: https://doi.org/10.1136/jnnp.2010.222646.3Testhttp://jnnp.bmj.com/cgi/content/short/81/Suppl_1/A31-bTest
الإتاحة: https://doi.org/10.1136/jnnp.2010.222620.4Testhttp://jnnp.bmj.com/cgi/content/short/81/Suppl_1/A23-bTest