Don't drop current vaccine until we have new ones.
Agol
Vadim I
VI
Chumakov
Konstantin
K
Ehrenfeld
Ellie
E
Wimmer
Eckard
E
D002986:Clinical Trials as Topic; D014943:Global Health; D006801:Humans; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control*; D023321:Poliovirus Vaccines / Q000009:adverse effects / Q000191:economics / Q000600:supply & distribution*; D014611:Vaccination / Q000009:adverse effects / Q000191:economics / Q000639:trends; D014944:World Health Organization
D023321:Poliovirus Vaccines