@misc{indiciae3639a6781289,
  title = {[Erroneous appendectomies for perforated gastroduodenal ulcers].},
  author = {A A Ponomarev},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/4658074/},
  note = {Source identifier: 4658074}
}