The vicissitudes of global eradication of polio.
T Jacob
TJ
John
D014943:Global Health; D006801:Humans; D017589:Immunization Programs; D007194:India; D009549:Nigeria; D011051:Poliomyelitis / Q000517:prevention & control*; D023321:Poliovirus Vaccines / Q000627:therapeutic use*
D023321:Poliovirus Vaccines