Random triples
| Subject | Object |
|---|---|
| gptkb:YF-Vax | significant reduction in cases |
| gptkb:oral_poliovirus_vaccine | considered a public health success story |
| gptkb:inactivated_poliovirus_vaccine_(IPV) | contributed to polio eradication in many regions |
| gptkb:Smallpox_vaccine | considered a model for future vaccines |