@misc{indiciaeac54f4bd2ba8,
  title = {Specialisation, stratification, and research.},
  author = {H HIMSWORTH},
  year = {1952},
  doi = {10.1016/s0140-6736(52)91232-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/12991565/},
  note = {Source identifier: 12991565}
}