"Checks for antibodies to Hepatitis B surface antigen (HBsAg), indicating immunity to Hepatitis B virus. No fasting required."
"Checks for antibodies to Hepatitis B surface antigen (HBsAg), indicating immunity to Hepatitis B virus. No fasting required."
"Checks for antibodies to Hepatitis B surface antigen (HBsAg), indicating immunity to Hepatitis B virus. No fasting required."
