@misc{indiciaee5cbfcb5bdaf,
  title = {Operative coloscopy: a current status appraisal.},
  author = {G Marks},
  doi = {10.1007/bf02587635},
  url = {https://pubmed.ncbi.nlm.nih.gov/4434816/},
  note = {Source identifier: 4434816}
}