16. "The effect of etorphine on nicotine - and muscarine - induced catecholamine secretion from perfused rat adrenal glands" by Yu-Mai Chen and Walter R. Dixon

16. "The effect of etorphine on nicotine - and muscarine - induced catecholamine secretion from perfused rat adrenal glands" by Yu-Mai Chen and Walter R. Dixon, Box: 17, Folder: 17. Personal Papers of Walter R. Dixon, PP 401. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/255560 Accessed December 25, 2025.