title: Poliomyelitis antibodies in normal immunoglobulin preparation from placental blood.
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis*; D005260:Female; D005312:Fetal Blood / Q000276:immunology; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis*; D011051:Poliomyelitis / Q000276:immunology*; D011247:Pregnancy
chemical_list: D000914:Antibodies, Viral; D007136:Immunoglobulins