TY  - RPRT
TI  - Endoscopy versus radiology.
AU  - G M Levine
AU  - R D Soloway
PY  - 1977
DO  - 10.1016/s0140-6736(77)90691-2
UR  - https://pubmed.ncbi.nlm.nih.gov/95758/
ID  - 95758
ER  -