title: Response to the letter of Hanley et al. ([1999] Teratology 59:323-324), concerning the article by Roy et al. ([1998] Teratology 58:62-68)
authors.forename: T A
authors.initials: TA
authors.lastname: Slotkin
authors.forename: J E
authors.initials: JE
authors.lastname: Andrews
mesh_terms: D000818:Animals; D001921:Brain / Q000187:drug effects / Q000201:enzymology / Q000473:pathology; D004390:Chlorpyrifos / Q000633:toxicity*; D002800:Cholinesterase Inhibitors / Q000633:toxicity; D004622:Embryo, Mammalian / Q000187:drug effects; D051381:Rats; D013723:Teratogens / Q000633:toxicity*
chemical_list: D002800:Cholinesterase Inhibitors; D013723:Teratogens; D004390:Chlorpyrifos