[P4–394]: ASSOCIATIONS OF PLASMA AMYLOID BETA LEVELS WITH SEVERITY AND PROGRESSION OF CEREBRAL SMALL VESSEL DISEASE. (1st July 2017) - Verbeek, Marcel M.; van Leijsen, Esther; Kuiperij, H. Bea; Kersten, Iris; Vanderstichele, Hugo Marcel; Stoops, Erik; Claassen, Jurgen A.H.R.; Bergkamp, Mayra; van Uden, Ingeborg; van Dijk, Ewoud; de Leeuw, Frank‐Erik