TY - RPRT TI - Interventional EUS: difficult pancreaticobiliary access. AU - M Giovannini AU - Ch Pesenti AU - E Bories AU - F Caillol PY - 2006 DO - 10.1055/s-2006-946665 UR - https://pubmed.ncbi.nlm.nih.gov/16802236/ ID - 16802236 ER -