[The fight against poliomyelitis. Search for a vaccine].
D049673:History, 20th Century; D006801:Humans; D011051:Poliomyelitis / Q000266:history* / Q000517:prevention & control; D011054:Poliovirus Vaccine, Inactivated / Q000266:history*; D011055:Poliovirus Vaccine, Oral / Q000266:history*; D014481:United States
D011054:Poliovirus Vaccine, Inactivated; D011055:Poliovirus Vaccine, Oral
La lotta alla poliomielite. Alla ricerca di un vaccino.