Deficits in memory and visuospatial learning correlate with regional hippocampal atrophy in MS - Giulia Longoni; Maria A. Rocca; Elisabetta Pagani; Gianna C. Riccitelli; Bruno Colombo; Mariaemma Rodegher; Andrea Falini; Giancarlo Comi; Massimo Filippi (Brain Structure and Function, 2015)