Assertion: vaccine | /r/HasAspect | major impact
Facets:
value: on the rates of transmission
type: TRANSITIVE-OBJECT
Source sentences:
text: However, even if a vaccine only protects some people who get vaccinated, or even if it provides less than total protection by reducing the risk of infection, it could still have a major impact on the rates of transmission and help control the pandemic, particularly for populations at high risk of getting HIV.