@misc{indiciaee6873c4a4438,
  title = {Further simplifications for coagulum pyelolithotomy.},
  author = {S Marshall and R P Lyon and M P Scott},
  year = {1978},
  doi = {10.1016/s0022-5347(17)57558-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/660724/},
  note = {Source identifier: 660724}
}