@misc{indiciae41bdaee2b69e, title = {ABDOMINAL PNEUMOPERITONEOGRAPHY.}, author = {G M STEVENS and J J MCCORT}, year = {1964}, doi = {10.1148/83.3.480}, url = {https://pubmed.ncbi.nlm.nih.gov/14206638/}, note = {Source identifier: 14206638} }