Ay eS 7538 October 3, 1980 Dr. C. H. Park Kansas University Medical Gehtet Kansas City, Kansas 66803 Dear Dr. Park: I would appreciate a reprint of your interesting article "Cell Cycle Manipulation of Human Leukemic Stem Cells by Humoral Factor In Vitro", Proceedings of American Association of Cancer Research 21,56, 1980. If there is a preprint or reprint of work discussed in this abstract it would also be appreciated. Sincerely yourg, £, P. Cronkite, M.D. EPC :mb REPOSITORY Deeosh:Apuen LAT. LAB couection Me~eae Leccwos Dhar. E.P- Cronk BOX No. 7 juf c Ee FOLDER fpbgllh, Lewd, i Files