1. Code of Federal Regulations Vol 21 parts 312 and 314.
2. Code of Federal Regulations Vol 21 part 58.
3. Code of Federal Regulations Vol 16 part 1500.42.
4. Draize, JH, Woodard, G, Calvery, HO. Method for the study of irritation and toxicity of substances applied topically to the skin and mucous membranes. J Pharm Exp Ther 1944;82:377–390.
5. Frazier, JM, Gad, SC, Goldberg, AM, McCulley, JP. A critical evaluation of alternatives to acute ocular irritation testing. In: Goldberg AM, ed, Alternative Methods in Toxicology Vol 4, 1987. Mary Ann Liebert, New York.