P1‐260: SERUM LEPTIN IS ASSOCIATED WITH MICROSTRUCTURE OF THE HIPPOCAMPUS IN MILD COGNITIVE IMPAIRMENT. (1st July 2014) - Witte, Veronica; Köbe, Theresa; Kerti, Lucia; Graunke, Anders; Schuchardt, Jan Philipp; Hahn, Andreas; Tesky, Valentina Antonia; Pantel, Johannes; Flöel, Agnes