Marcel G. M. Olde. Rikkert

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BACKGROUND Cerebrospinal fluid (CSF) biomarkers are increasingly being used for diagnosis of Alzheimer's disease (AD). OBJECTIVE We investigated the influence of CSF intralaboratory and interlaboratory variability on diagnostic CSF-based AD classification of subjects and identified causes of this variation. METHODS We measured CSF amyloid-β (Aβ) 1-42,(More)
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