How is the OPV (Oral Polio Vaccine) different from IPV (Inactivated Polio Vaccine) being used for the Global Polio Eradication Initiative?
- While OPV is delivered orally, IPV is given by intramuscular injection
- While OPV has a secondary immunization effect, IPV does not has the same
- IPV does not provide local gut immunity as OPV
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