@misc{indiciaebc1339be7964,
  title = {Asymptomatic primary hyperparathyroidism.},
  author = {J C Birkenhäger and R Bouillon},
  year = {1996},
  doi = {10.1136/pgmj.72.848.323},
  url = {https://pubmed.ncbi.nlm.nih.gov/8758007/},
  note = {Source identifier: 8758007}
}