title: The threshold dose question in teratogenesis.
authors.forename: D W
authors.initials: DW
authors.lastname: Gaylor
authors.forename: D M
authors.initials: DM
authors.lastname: Sheehan
authors.forename: J F
authors.initials: JF
authors.lastname: Young
authors.forename: D R
authors.initials: DR
authors.lastname: Mattison
mesh_terms: D000818:Animals; D015197:Carcinogenicity Tests; D002273:Carcinogens; D004353:Drug Evaluation, Preclinical / Q000379:methods*; D013723:Teratogens
chemical_list: D002273:Carcinogens; D013723:Teratogens