@misc{indiciaeb75e5a509172,
  title = {Annular pancreas.},
  author = {M M RAVITCH and A C WOODS},
  year = {1950},
  doi = {10.1097/00000658-195012000-00011},
  url = {https://pubmed.ncbi.nlm.nih.gov/14790583/},
  note = {Source identifier: 14790583}
}