title: Ultrastructural comparison of placental virus with several type-c- oncogenic viruses.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D000882:Haplorhini; D015186:Hominidae; D007181:Inclusion Bodies, Viral; D051379:Mice; D008854:Microscopy, Electron; D010215:Papio; D010920:Placenta / Q000382:microbiology*; D011925:Rauscher Virus; D012190:Retroviridae; D014327:Trophoblasts / Q000382:microbiology