Assertion: tetanus's vaccine | /r/HasProperty | discovered by a group of german scientists
Facets:
value: in 1890
type: TEMPORAL
Source sentences:
text: The first vaccine for passive immunology was discovered by a group of German scientists under the leadership of Emil von Behring in 1890.
text: The first vaccine for passive immunology was discovered by a group of German scientists under the leadership of Emil von Behring in 1890.