3. "Effects of ethylketocyclazocine on adrenergic transmission in the isolated perfused cat spleen" by Ronald R. Gladdis, Walter R. Dixon, Box: 17, Folder: 4. Personal Papers of Walter R. Dixon, PP 401. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/255547 Accessed January 14, 2025.