Assertion: hepatitis b's infant | /r/HasProperty | tested for antibody
Facets:
value: to hbsag
type: LOCATION
Source sentences:
text: Infants born to HBsAg-positive women should be tested for HBsAg and antibody to HBsAg (anti-HBs) 1 to 2 months after completion of the final dose of the hepatitis B vaccine series, and at least age 9 months (generally at the next well-child visit).