@misc{indiciaea4de56b39e8f,
  title = {Vitamin D deficiency.},
  author = {T E Oppé},
  year = {1979},
  doi = {10.1136/bmj.2.6183.207},
  url = {https://pubmed.ncbi.nlm.nih.gov/466354/},
  note = {Source identifier: 466354}
}