Project MORE, Grant # OEG-0-71-0449, Daily Living Skills, Tooth Brushing, 1975, Box: 59, Folder: 7. 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/455366 Accessed June 02, 2024.