TY  - RPRT
TI  - Interventional endoscopic ultrasonography: current status and future direction.
AU  - S Mallery
AU  - J Van Dam
PY  - 1999
DO  - 10.1097/00004836-199912000-00002
UR  - https://pubmed.ncbi.nlm.nih.gov/10599631/
ID  - 10599631
ER  -