Higuchi et. al, "Enhanced rectal absorption of insulin and heparin in rats in the presence of non-surfactand adjuvants,", 1981

Higuchi et. al, "Enhanced rectal absorption of insulin and heparin in rats in the presence of non-surfactand adjuvants,", 1981, Box: 10, Folder: 121. Personal papers of Takeru Higuchi, PP 359. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/124545 Accessed December 25, 2025.