Karrar, R., Movement-Related Brain Potentials in Down Syndrome, KU# 4297, February 2, 1996, Box: 46, Folder: 27. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/454198 Accessed May 22, 2025.