YS, R.E. et al. 2015. Palliative Surgery for Biliary Drainage in an Unresectable Pancreatic Cancer. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy. 16, 2 (Aug. 2015), 126–129. DOI:https://doi.org/10.24871/1622015126-129.