@misc{indiciae3d92f494d7f5,
  title = {Presenting problems and diagnosis.},
  author = {B Udell and R K Hornstra},
  doi = {10.1016/0010-440x(76)90046-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/1277818/},
  note = {Source identifier: 1277818}
}