@misc{indiciaebb9a3dc6b844,
  title = {Endoscopy: introductory remarks.},
  author = {W I Wolff},
  year = {1976},
  doi = {10.1002/1097-0142(197601)37:1+<433::aid-cncr2820370705>3.0.co;2-u},
  url = {https://pubmed.ncbi.nlm.nih.gov/764966/},
  note = {Source identifier: 764966}
}