مقال بحثي وصول مفتوح
Hepatitis B Vaccine Coverage and the Immune Response in Children under ten years old in Sana’a, Yemen
Objectives: The study was undertaken, first, to determine the coverage rate of hepatitis B (HB) vaccine and second to evaluate the immune response to HB vaccine among children under 10 years old by measuring the level of circulating anti-HB surface antigen (anti-HBs) antibodies after immunisation with three doses. Meth …