Scheltens Philip, van de Pol Laura
Department of Neurology, VU University medical Centre, Neurology, P.O. Box 7057, Amsterdam 1007 HV, The Netherlands.
J Neurol Neurosurg Psychiatry. 2012 Nov;83(11):1038-40. doi: 10.1136/jnnp-2012-302562. Epub 2012 May 7.