@misc{indiciae944a462361a1,
  title = {Medicare physician payment: practice expense.},
  author = {A Clinton MacKinney and Timothy D McBride and Michael D Shambaugh-Miller and Keith J Mueller},
  year = {2003},
  url = {https://pubmed.ncbi.nlm.nih.gov/14696597/},
  note = {Source identifier: 14696597}
}