TY - GEN AU - Okuda,K AU - Ohto,M AU - Tsuchiya,Y TI - The role of ultrasound, percutaneous transhepatic cholangiography, computed tomographic scanning, and magnetic resonance imaging in the preoperative assessment of bile duct cancer SN - 0364-2313 PY - 1988///0401 KW - Adenoma, Bile Duct KW - diagnosis KW - Bile Duct Neoplasms KW - Cholangiography KW - Humans KW - Magnetic Resonance Imaging KW - Preoperative Care KW - Tomography, X-Ray Computed KW - Ultrasonography N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF01658481 ER -