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Unger, T.M., Kliethermes, J., Van Goeham, D. and Short, R.D. Teratology and postnatal studies in rats on propylene glycol butyl ether and isooctyl esters of 2,4-dichlorophenoxyacetic acid. Report No. 60/12-80, U.S. Environmental Protection Agency (1980), cited in reference 4.
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Unger, T.M., Kliethermes, J., Van Goeham, D. et Short, R.D. Teratology et postnatal studies in rats on propylene glycol butyl ether et isooctyl esters of 2,4-dichlorophenoxyacetic acid . Report No. 60/12-80, U.S. Environmental Protection Agency (1980), cited in reference 4.
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