@misc{indiciaef550fb6c27d1,
  title = {Intestinal calculi.},
  author = {J D ATWELL and A V POLLOCK},
  year = {1960},
  doi = {10.1002/bjs.18004720405},
  url = {https://pubmed.ncbi.nlm.nih.gov/13795011/},
  note = {Source identifier: 13795011}
}