Assertion: hepatitis b's infant | /r/CapableOf | weigh less than 2,000 grams
Facets:
Source sentences:
text: Preterm infants who weigh less than 2,000 grams have a decreased response to vaccine administered before 1 month of age
text: Preterm infants weighing less than 2,000 grams have a decreased response to hepatitis B vaccine administered before 1 month of age.
text: The immune response to hepatitis B vaccine is less reliable in infants weighing less than 2,000 grams.