Assertion: vaccine's system | /r/HasProperty | weak
Facets:
value: according to the cdc
type: OTHER
Source sentences:
text: Some people can't be vaccinated, either because they are too young, or because their immune systems are too weak, according to the CDC.
text: The vaccine may not work (you may not develop antibodies) if your immune system is weak and the vaccine IS the pathogen (virus or bacterium).