@misc{indiciaeb63f29bd41c1,
  title = {Letter: Bladder carcinoma.},
  author = {M R Zavon},
  year = {1973},
  doi = {10.1001/jama.1973.03230080148041},
  url = {https://pubmed.ncbi.nlm.nih.gov/4800330/},
  note = {Source identifier: 4800330}
}