[Several heavy metals and placenta barrier].
Ma
Hai-yan
HY
Li
Hong
H
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
D019216:Metals, Heavy