Mawarasti, B., Purbayu, H. and Alimsardjono, L. (2017) “CagA and VacA Gene Expression in Helicobacter pylori Infected Patients in Dr. Soetomo General Hospital”, The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy, 17(3), pp. 181–187. doi: 10.24871/1732016181-187.