China aims to strengthen newborn vaccination against hepatitis A and B and reduce the prevalence of hepatitis B surface antigen in children under 5 to 0.2 percent by 2030, compared to around 0.3 percent at present,…
China aims to strengthen newborn vaccination against hepatitis A and B and reduce the prevalence of hepatitis B surface antigen in children under 5 to 0.2 percent by 2030, compared to around 0.3 percent at present,…