@misc{indiciae4e8d0d07d6fe,
  title = {[Choledochotomy in elderly and aged patients].},
  author = {A M Tetdoev and V A Negreĭ},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4421776/},
  note = {Source identifier: 4421776}
}