Is there a need for a change in poliomyelitis immunization policy?
Fogarty International Center for Advanced Studies in the Health Sciences, National Institutes of Health, Bethesda, MD 20892
A B
AB
Sabin
D006291:Health Policy; D006801:Humans; D011051:Poliomyelitis / Q000517:prevention & control*; D011054:Poliovirus Vaccine, Inactivated / Q000008:administration & dosage; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage; D014481:United States; D014611:Vaccination; D014613:Vaccines, Attenuated / Q000008:administration & dosage
D011054:Poliovirus Vaccine, Inactivated; D011055:Poliovirus Vaccine, Oral; D014613:Vaccines, Attenuated