In vivo voxel based morphometry: Detection of increased hippocampal volume and decreased glutamate levels in exercising mice. - Sarah Biedermann; Johannes Fuss; Lei Zheng; Alexander Sartorius; Claudia Falfán-Melgoza; Traute Demirakca; Peter Gass; Gabriele Ende; Wolfgang Weber-Fahr (NeuroImage, 2012)