TY - GEN AU - Hawes,Robert H AU - Devière,Jacques TI - How I cannulate the bile duct SN - 1438-8812 PY - 2019///0125 KW - Ampulla of Vater KW - Bile Ducts KW - Catheterization KW - instrumentation KW - Cholangiopancreatography, Endoscopic Retrograde KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1055/s-0043-122072 ER -