P4‐155: ASSOCIATION BETWEEN SHORT LATENCY AFFERENT INHIBITION AND STRUCTURE OF THE CHOLINERGIC SYSTEM IN PATIENTS WITH MILD COGNITIVE IMPAIRMENT. (1st July 2014) - Peter, Jessica; Lahr, Jacob; Lauer, Eliza; Minkova, Lora; Köstering, Lena; Reis, Janine; Mast, Hansjörg; Kaller, Christoph; Klöppel, Stefan