title: [Differential diagnosis].
authors: Shinsuke
authors: S
authors: Koshita
authors: Go
authors: G
authors: Kobayashi
authors: Yutaka
authors: Y
authors: Noda
authors: Kei
authors: K
authors: Ito
authors: Yoshihide
authors: Y
authors: Kanno
mesh_terms: D001661:Biliary Tract Neoplasms / Q000175:diagnosis; D014408:Biomarkers, Tumor / Q000097:blood; D003937:Diagnosis, Differential; D004379:Duodenal Neoplasms / Q000175:diagnosis; D006801:Humans; D010182:Pancreatic Diseases / Q000175:diagnosis; D010190:Pancreatic Neoplasms / Q000175:diagnosis*
chemical_list: D014408:Biomarkers, Tumor