title: Morphology and mechanisms of prenatal and perinatal viral infections.
mesh_terms: D005260:Female; D005315:Fetal Diseases / Q000209:etiology*; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000209:etiology*; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000635:transmission*; D014777:Virus Diseases / Q000635:transmission*