Kusumayanti, Ratu Ratih, Marcellus Simadibrata, Murdani Abdullah, Rino Alvani Gani, and Lies Luthariana. 2008. “Problems in Diagnosis Approach for Carcinoma of Pancreatic Head”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 9 (2):64-69. https://doi.org/10.24871/92200864-69.