Assertion: vaccine | /r/HasProperty | sure
Facets:
Source sentences:
text: The company that makes the vaccine tests batches to make sure the vaccine is:
text: experience with its MERS vaccine is one example of just how long it typically takes to make sure a vaccine is safe and effective.
text: Numerous agencies also work together on a global level to track, collect and analyze data, to make sure these vaccines are, and remain, safe for the general population.