@misc{indiciae92e80b79f06a, title = {[Endoscopic ultrasonography].}, author = {Alan Patrick Ainsworth and Claus Wilki Fristrup and Torsten Kjaerulf Pless and Jesper Durup and Per Michael Mortensen}, year = {2003}, url = {https://pubmed.ncbi.nlm.nih.gov/12840996/}, note = {Source identifier: 12840996} }