Assertion: hepatitis b | /r/HasProperty | safe
Facets:
value: very
type: DEGREE
Source sentences:
text: The hepatitis B vaccine is safe and effective and is usually given as 3 shots over a 6-month period starting at birth.
text: More than 1 billion doses of the hepatitis B vaccine have been given worldwide, and it is considered to be a very safe and effective vaccine to protect infants, children and adults from hepatitis B. Learn more.