title: Embryotoxic and teratogenic effects of crude oil on mallard embryos on day one of development.
mesh_terms: D000818:Animals; D004372:Ducks / Q000502:physiology*; D004625:Embryo, Nonmammalian / Q000187:drug effects*; D005260:Female; D008297:Male; D010578:Petroleum / Q000633:toxicity*; D012737:Sex Factors; D013723:Teratogens; D013997:Time Factors
chemical_list: D010578:Petroleum; D013723:Teratogens