@misc{indiciae2bcef7eb7f72, title = {Tissue sampling at ERCP in suspected malignant biliary strictures (Part 1).}, author = {Mario De Bellis and Stuart Sherman and Evan L Fogel and Harvey Cramer and John Chappo and Lee McHenry and James L Watkins and Glen A Lehman}, year = {2002}, doi = {10.1067/mge.2002.128132}, url = {https://pubmed.ncbi.nlm.nih.gov/12297773/}, note = {Source identifier: 12297773} }