@misc{indiciaeaa013f5bf6db,
  title = {Massive bladder stone.},
  author = {J P Williams and M E Mayo and N W Harrison},
  year = {1977},
  doi = {10.1111/j.1464-410x.1977.tb04522.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/837047/},
  note = {Source identifier: 837047}
}