@misc{indiciaee0c1039d951e,
  title = {Patient preparations to decrease bowel gas: evaluation by an ultrasonographic measurement.},
  author = {G Sommer and R A Filly},
  year = {1977},
  doi = {10.1002/jcu.1870050208},
  url = {https://pubmed.ncbi.nlm.nih.gov/404333/},
  note = {Source identifier: 404333}
}