60EK14 Leu^5-Enkephalin: dose-response

60EK14 Leu^5-Enkephalin: dose-response, Box: 7, Folder: 99. Personal Papers of Walter R. Dixon, PP 401. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/255072 Accessed December 25, 2025.