1. House Committee on Interstate and Foreign Commerce and Its Subcommittee on Public Health and Environment, 1974;US Congress,1974
2. Senate and House of Representatives of the United States of America in Congress. Federal Food, Drug, and Cosmetic Act. 52 Stat. 75th Congress, 3rd session, Chapter 675, 25 June 1938: 1040–60. http://legisworks.org/sal/52/stats/STATUTE-52-Pg1040a.pdf
3. US Supreme Court. United States v. Dotterweich 320 US 277 (1943). https://supreme.justia.com/cases/federal/us/320/277/case.html
4. Health effects of exposure to ethylene glycol monoethyl ether in female workers;Wang;Ind Health,2004
5. Urinary excretion of polyethylene glycol 3350 and sulfate after gut lavage with a polyethylene glycol electrolyte lavage solution;Brady;Gastroenterology,1986