@misc{indiciae59cacc974329,
  title = {Assessment of gastric volume changes with sonometry compared with barostat.},
  author = {H Ouyang and J D Z Chen},
  year = {2005},
  doi = {10.1111/j.1365-2982.2005.00642.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/15916632/},
  note = {Source identifier: 15916632}
}