Chasing the Effects of Pre-Analytical Confounders - A Multicenter Study on CSF-AD Biomarkers. Alzforum, 31 Jul 2015 Front Neurol. 2015;6:153. Epub 2015 Jul 8 Authors: Leitão MJ, Baldeiras I, Herukka SK, Pikkarainen M, Leinonen V, Simonsen AH…