@misc{indiciae08c95b802c5c,
  title = {The universal challenge.},
  author = {D P Dressler},
  year = {1971},
  doi = {10.1001/archsurg.1971.01350100028005},
  url = {https://pubmed.ncbi.nlm.nih.gov/5094547/},
  note = {Source identifier: 5094547}
}