[EXPERIMENTAL BASES FOR ERADICATION OF POLIOMYELITIS AND PROSPECTIVES FOR ITS PRACTICAL ATTAINMENT].
D006801:Humans; D008137:Longitudinal Studies; D011051:Poliomyelitis; D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines; D011446:Prospective Studies
D011055:Poliovirus Vaccine, Oral; D023321:Poliovirus Vaccines
POLIOMYELITIS; POLIOVIRUS VACCINE; POLIOVIRUS VACCINE, ORAL
BASE SPERIMENTALE PER L'ERADICAZIONE DELLA POLIOMIELITE E PROSPETTIVE PER IL SUO RAGGIUNGIMENTO PRATICO.