title: Development of a method for assessing the acute toxicity of chemicals on early post-implantation embryos.
mesh_terms: D000818:Animals; D064420:Drug-Related Side Effects and Adverse Reactions; D009924:Organ Culture Techniques; D010477:Perfusion; D051381:Rats; D015017:Yolk Sac / Q000098:blood supply* / Q000187:drug effects