title: [Several heavy metals and placenta barrier].
authors.forename: Hai-yan
authors.initials: HY
authors.lastname: Ma
authors.forename: Hong
authors.initials: H
authors.lastname: Li
mesh_terms: D000818:Animals; D004305:Dose-Response Relationship, Drug; D005260:Female; D006801:Humans; D019216:Metals, Heavy / Q000032:analysis / Q000494:pharmacology*; D010920:Placenta / Q000737:chemistry / Q000187:drug effects* / Q000502:physiology*; D011247:Pregnancy; D051381:Rats
chemical_list: D019216:Metals, Heavy