Day, Robert M., Kansas Self-Injurious Behavior Project, #4210, July 19, 1983, 1983, Box: 22, Folder: 13. 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/452846 Accessed July 19, 2025.