Polio vaccination during pregnancy.
D005260:Female; D006801:Humans; D011051:Poliomyelitis / Q000517:prevention & control*; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000517:prevention & control*
D011055:Poliovirus Vaccine, Oral