Purnomo, H.D. and Awizar, S. 2008. Seroprevalence Study of HbsAg positive in Entrant Candidates of Specialist Doctoral Program at Dr. Kariadi Hospital Semarang. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy. 9, 2 (Jan. 2008), 42–44. DOI:https://doi.org/10.24871/92200842-44.