P2‐236: THE KYNURENINE PATHWAY AND COGNITIVE FUNCTIONING: RESULTS FROM THE MAASTRICHT STUDY. (1st July 2019) - Bakker, Lieke; Eussen, Simone J.P.M.; van Boxtel, Martin P.J.; Schram, Miranda T.; Stehouwer, Coen D.A.; van der Kallen, Carla J.H.; Schaper, Nicolaas C.; Dagnelie, Pieter; van Greevenbroek, Marleen M.J.; Wesselius, Anke; Midttun, Øivind; Ueland, Per M.; et al.