1. Chronic toxicity of 2,4-dichlorophenoxyacetic acid in rats and dogs;Hansen;Toxicol. Appl. Pharm.,1971
2. FDA Memorandum entitled: Pathological Changes in Dogs Fed 2,4-Dichlorophenoxy Acid for Two Years;Haberman,1963
3. FDA Memorandum entitled: Pathological Changes in Rats Fed 2,4-Dichlorophenoxy Acid for Two Years;Haberman,1964
4. Bioassay of pesticides and industrial chemicals for tumorigenicity in mice: A preliminary note;Innes;J. Natl. Cancer Inst.,1969
5. Study of the carcinogenicity properties of the herbicide amine salt of 2,4-D;Archipov;Voprosy Pitaniya,1974