Jha, D. K., & Jha, A. K. (2018). Prevalence of hepatitis B surface antigen (HBsAg) in asymptomatic pregnant women and in the cord blood of their newborns. International Journal Of Community Medicine And Public Health, 5(7), 3002–3005. https://doi.org/10.18203/2394-6040.ijcmph20182637