Convergent Validity and Sex Differences in Healthy Elderly Adults for Performance on 3D Virtual Reality Navigation Learning and 2D Hidden Maze Tasks. - William J. Tippett; Jang-Han Lee; Richard Mraz; Konstantine K. Zakzanis; Peter J. Snyder; Sandra E. Black; Simon J. Graham (Cyberpsychology Behav. Soc. Netw., 2009)