@misc{indiciae98ce17cdc574,
  title = {Designing a study for evaluating a protocol for the selective performance of preoperative tests.},
  author = {Y Charpak and C Bléry and C Chastang},
  doi = {10.1002/sim.4780060712},
  url = {https://pubmed.ncbi.nlm.nih.gov/3423503/},
  note = {Source identifier: 3423503}
}