title: Unique role of studies on preimplantation embryos to understand mechanisms of embryotoxicity in early pregnancy.
authors.affiliation: Robert v. Ostertag Institute, Federal Health Office, Berlin, West Germany.
authors.forename: H
authors.initials: H
authors.lastname: Spielmann
authors.forename: R
authors.initials: R
authors.lastname: Vogel
mesh_terms: D000818:Animals; D001755:Blastocyst / Q000187:drug effects*; D046508:Culture Techniques; D005260:Female; D006801:Humans; D008954:Models, Biological; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D013723:Teratogens; D014116:Toxicology / Q000379:methods
chemical_list: D013723:Teratogens