TY  - RPRT
TI  - Biliary endoprosthesis blockage: clearance using a 22-gauge needle (technical note).
AU  - R N Gibson
PY  - 1986
DO  - 10.2214/ajr.147.2.404
UR  - https://pubmed.ncbi.nlm.nih.gov/3487962/
ID  - 3487962
ER  -