Day, Robert M., Kansas Self-Injurious Behavior Project, #4210, 4415, 1986, Box: 22, Folder: 22. 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/452855 Accessed July 15, 2025.