title: Tests of estrogenicity in rats fed low levels of o,p'DDT.
authors.affiliation: Hormone Physiology Laboratory, Animal Husbandry Research Division, U.S. Department of Agriculture, Beltsville, Maryland.
authors.forename: T R
authors.initials: TR
authors.lastname: Wrenn
authors.forename: J R
authors.initials: JR
authors.lastname: Wood
authors.forename: G F
authors.initials: GF
authors.lastname: Fries
authors.forename: J
authors.initials: J
authors.lastname: Bitman