@misc{indiciaec3034d446e88,
  title = {Gastric bezoar creating a ball-valve effect.},
  author = {E Aoun and H Abdul-Baki and Z Berro and A I Sharara},
  year = {2005},
  doi = {10.1016/j.dld.2005.10.006},
  url = {https://pubmed.ncbi.nlm.nih.gov/16301008/},
  note = {Source identifier: 16301008}
}