@misc{indiciaee6620ce90dbe,
  title = {Practice expense.},
  author = {R D'Ambrosia},
  year = {1999},
  doi = {10.3928/0147-7447-19990101-03},
  url = {https://pubmed.ncbi.nlm.nih.gov/9925193/},
  note = {Source identifier: 9925193}
}