[Development on timely first dose of hepatitis B vaccine for infants].

Abstract

The study on timely birth dose of hepatitis B vaccine for infants were reviewed in the article. The authors recommend that some relevant researches are necessary to be implemented in the areas which the coverage of HepB timely birth dose is at a low level in order to find out the influencing factors and intervention strategies to protect more children against hepatitis B virus infection as soon as possible.