@misc{indiciaeda97e4495f18,
  title = {The case for closing PFOs.},
  author = {Jonathan Tobis},
  year = {2002},
  doi = {10.1002/ccd.10111},
  url = {https://pubmed.ncbi.nlm.nih.gov/11835646/},
  note = {Source identifier: 11835646}
}