TY - RPRT TI - Brushing device to keep biliary drainage catheters clean. AU - A Severini AU - M Bellomi AU - G Cozzi PY - 1982 DO - 10.1148/radiology.143.2.7071369 UR - https://pubmed.ncbi.nlm.nih.gov/7071369/ ID - 7071369 ER -