@misc{indiciaebd6728d00491,
  title = {Venous-compression test in hyperparathyroidism.},
  author = {G H Krull and H Muller and B Leijnse and J Gerbrandy},
  year = {1969},
  doi = {10.1016/s0140-6736(69)91420-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4183133/},
  note = {Source identifier: 4183133}
}