Oral, live poliovirus vaccine for elimination of poliomyelitis.
D006801:Humans; D011051:Poliomyelitis / Q000276:immunology*; D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
POLIOMYELITIS/immunology