Gunardi, Hartono, Liza F Zaimi, Soedjatmiko Soedjatmiko, Turyadi Turyadi, Alida R Harahap, and David H Muljono. 2016. “Current Prevalence of Hepatitis B Infection Among Parturient Women in Jakarta, Indonesia”. Acta Medica Indonesiana 46 (1). https://actamedindones.org/index.php/ijim/article/view/57.