[CURRENT STATUS OF ANTIPOLIOMYELITIS VACCINATION].
D001699:Biometry; D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines; D013223:Statistics as Topic; D014611:Vaccination
D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
POLIOVIRUS VACCINE; POLIOVIRUS VACCINE, ORAL; STATISTICS
ESTADO ACTUAL DE LA VACUNACI'ON ANTIPOLIOMIEL'ITICA.